The Ultimate Expense and Spend Management Glossary
Get familiar with the most commonly used terms in expense and spend management — from accounting basics to automation tools.
Whether you're in finance, operations, or team management, this glossary will help you navigate the evolving world of business spending with confidence.

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ABN
Australia’s 11-digit public business identifier used for tax, invoicing, and supplier verification.
ABR
The Australian Business Register, which maintains ABN records and related business details.
ACN
ASIC’s 9-digit company identifier for registered Australian companies.
Accounts Payable
Money the business owes suppliers for goods or services already received.
Accounts Receivable
Money customers owe the business for goods or services already provided.
Accrual
Recognition of income or expenses when earned or incurred, not when cash moves. Read more
Accrual Accounting
An accounting method that records transactions when they occur rather than when paid. Read more
Action Logs
Time-stamped records showing user actions, approvals, edits, and system events.
Admin
A user role with authority to manage settings, users, controls, and workflows.
Aged Payables
Supplier balances grouped by how long they have remained unpaid.
Aged Receivables
Customer balances grouped by how long they have remained unpaid.
AI Agent
Goal-driven software that can analyse, decide, and take actions across systems.
AI Impact Assessment
A structured review of an AI use case’s risks, controls, and governance.
AML/CTF
Anti-Money Laundering and Counter-Terrorism Financing obligations applying to regulated entities.
API
A defined way for software systems to exchange data or trigger actions.
APPs
The Australian Privacy Principles governing how many organisations handle personal information.
Approval Matrix
Rules showing who can approve which transactions and at what limit.
Asset
A resource with economic value, such as cash, equipment, software, or receivables.
Audit
An independent review of records, controls, or reporting for accuracy and compliance.
Audit Trail
A record of who did what, when, and why within a system or process.
Automated GST Extraction
Technology that identifies GST amounts from invoices or receipts automatically. Read more
Automation
Using software to complete repeatable finance tasks with less manual work. Read more
AUSTRAC
Australia’s financial intelligence agency and AML/CTF regulator.
Balance Sheet
A snapshot of assets, liabilities, and equity at a point in time.
Bank Reconciliation
Matching bank transactions to ledger records and resolving differences.
BAS
Business Activity Statement used to report GST, PAYG, and certain tax obligations. Read more
BAS Agent
A registered professional authorised to provide BAS services for a fee.
Benchmark
A reference point used to compare financial performance, cost, or process efficiency.
Bill Payments
The process of paying supplier invoices through controlled workflows and approvals.
Bookkeeping
Recording and organising financial transactions accurately and consistently.
BPAY
An Australian electronic bill payment system using biller codes and customer references.
Break-even Point
The level of sales where total revenue equals total costs.
BSB
The 6-digit Australian code identifying a bank branch for domestic payments.
Budget
A financial plan that sets expected revenue, costs, and spending limits.
Budget Cycle
The period over which a budget is set, reviewed, and reset.
Budget Variance
The difference between budgeted and actual results.
Bulk Payment
A single payment run processing multiple supplier or reimbursement transactions.
Burn Rate
The speed at which a business is using cash.
Capex
Capital expenditure on assets expected to provide value over multiple periods.
Cash Basis
Recognising revenue or expenses only when cash is received or paid. Read more
Cash Flow
The movement of cash into and out of the business.
Cash Flow Forecast
An estimate of future cash inflows, outflows, and balances.
Cash Runway
How long current cash reserves are expected to last.
Category
A label used to classify transactions for reporting and analysis.
Chargeback
A card payment reversal initiated through the payment network or issuer.
Chart of Accounts
The structured list of ledger accounts used for financial reporting.
Close the Books
Finalising the accounting period and locking numbers for reporting.
Close Process
The recurring finance workflow to finalise results for a reporting period.
Compliance
Following laws, regulations, policies, and internal controls.
Confidence Score
A system signal indicating how certain a model or rule is about an output.
Contract
A legally binding agreement setting terms, obligations, pricing, and responsibilities.
Control Owner
The person accountable for operating and maintaining a specific control.
Corporate Card
A company-issued payment card for approved business spending. Read more
Cost Centre
A reporting unit used to track spending by team, function, or location.
Covenant
A condition in a loan or financing agreement that the business must meet.
Credit Note
A document reducing the amount owed on a prior invoice.
CSV
A simple file format used to exchange tabular finance data between systems.
Data Mapping
Matching fields in one system to fields in another during integration.
Data Schema
The defined structure of fields, formats, and relationships in a dataset.
Days Payable Outstanding
The average number of days taken to pay suppliers.
Days Sales Outstanding
The average number of days taken to collect customer payments.
Delegation of Authority
Formal approval powers assigned to roles or individuals.
Depreciation
Allocating the cost of a tangible asset over its useful life.
Direct Debit
A pull payment authorised by the payer and initiated by the payee.
Direct Entry
Australia’s traditional bulk payment rail for direct credits and debits.
Direct Transfer
An electronic bank-to-bank transfer of funds.
Director ID
A permanent identifier issued to an individual company director in Australia.
Duplicate Payment
Paying the same invoice more than once by mistake.
Duplicate Transaction
A transaction recorded more than once in the system.
EBITDA
Earnings before interest, tax, depreciation, and amortisation.
eInvoicing
Sending invoice data directly between systems in a structured digital format.
Embeddings
Numerical representations of meaning used in AI search and retrieval.
Encryption at Rest
Protection of stored data through encryption.
Encryption in Transit
Protection of data while it moves between systems.
Enterprise Resource Planning (ERP)
Software managing core finance and operational processes.
EOFY
End of financial year in Australia, usually 30 June.
ETL
Extract, transform, load; a common method for moving and reshaping data.
Exception Handling
Reviewing and resolving transactions that fail rules or automation.
Exception Queue
A list of items needing manual review because automation could not complete them.
Expense Management
The process of controlling, approving, and reporting business expenses.
Expense Management Software
Software used to automate expense capture, controls, approvals, and reporting.
Expense Policy
Rules governing employee and company spending. Read more
Expense Report
A submitted record of business expenses for review or reimbursement.
Fair Work Ombudsman
Australia’s workplace regulator for pay, awards, and employee entitlements.
Financial Controller
The finance leader responsible for reporting, controls, close, and compliance.
Financial Management System
The tools and processes used to plan, control, and report finances.
Financial Year
The 12-month accounting period used for financial reporting and tax.
Fine-tuning
Additional training of an AI model on targeted examples or tasks.
Forecast
An estimate of future financial performance based on current assumptions.
Fraud
Intentional deception causing unauthorised spending, theft, or financial loss.
Free Cash Flow
Cash remaining after operating needs and capital spending.
Fringe Benefits Tax (FBT)
Employer tax on certain non-cash benefits provided to employees.
Function Calling
A way for AI to return structured actions that software can execute.
General Ledger
The master record of all financial transactions and account balances.
Generative AI
AI that creates new text, code, images, or other outputs from prompts.
GL Code
A ledger account code used to classify a transaction.
Goods Received Not Invoiced (GRNI)
Items received before the supplier invoice has arrived.
Governance
The rules, oversight, and accountability structure for decisions and controls.
Gross Margin
Revenue minus direct costs, usually expressed as a percentage.
GST
Australia’s 10% tax on most goods and services.
GST Credit
A claim for GST paid on eligible business purchases.
GST-free
A sale where no GST is charged but credits may still be claimable.
Guardrails
Technical or policy limits designed to reduce AI or process risk.
Hallucination
An AI output that sounds plausible but is wrong or unsupported.
Hard Close
The final locked version of period-end numbers after adjustments are complete.
Human Error
Mistakes caused by manual input, oversight, or incorrect judgement.
Human-in-the-loop
A workflow where a person reviews or approves system or AI output.
IAS
Instalment Activity Statement or notice used for certain PAYG or GST obligations.
Idempotency
Repeating the same request without creating extra unintended transactions.
Impairment
Writing down an asset when its carrying value is no longer recoverable.
Input Tax Credit
GST claimable on eligible business purchases. Read more
Input-taxed
A sale with no GST where related GST credits usually cannot be claimed.
Integration
A connection allowing systems to exchange data automatically.
Internal Control
A policy, workflow, or system setting designed to reduce risk.
Invoice
A document requesting payment for goods or services supplied. Read more
Invoice Approval
The workflow step where an invoice is reviewed and authorised for payment.
Invoice Capture
Extracting invoice data from email, PDF, scan, or upload.
Invoice Management
Receiving, reviewing, matching, approving, and paying supplier invoices.
ISO 20022
A structured payments messaging standard supporting richer transaction data.
Journal
A chronological accounting record of transactions before posting to the ledger.
Journal Entry
A debit-and-credit posting used to record or adjust transactions.
JSON
A structured text format commonly used in APIs and integrations.
Key Management Personnel (KMP)
Individuals with authority and responsibility for directing the entity.
Key Risk Indicator (KRI)
A metric used to monitor emerging risk exposure.
Know Your Customer (KYC)
Identity and verification checks used in regulated onboarding.
Large Language Model (LLM)
An AI model designed to understand and generate text.
Last-mile Reporting
The final manual shaping of data before board or management reporting.
Least Privilege
Giving users only the access needed for their job.
Leave Accrual
The liability for employee leave earned but not yet taken or paid.
Ledger
A record of transactions by account.
Liability
A present obligation to pay cash, transfer value, or provide services.
Lights-out Processing
Fully automated processing that runs without human intervention.
Liquidity
The ability to meet short-term obligations when due.
Long Service Leave
An employee leave entitlement earned after long service under applicable rules.
Maker-checker
A control where one person creates and another approves a transaction.
Manual Workaround
A human process used because systems cannot handle the case automatically.
Master Data
Core reference data such as suppliers, employees, and ledger accounts.
Materiality
The threshold at which information could influence a user’s decision.
Merchant Fee
A fee charged for accepting certain payment methods.
MFA
Multi-factor authentication using multiple identity checks before access is granted.
Mobile Wallet
A digital wallet storing payment credentials on a device.
Model Drift
Declining model performance caused by changes in data or behaviour.
Model Governance
Policies and oversight for how models are developed, used, and monitored.
Month-end Close
The recurring process to finalise monthly financial results.
National Employment Standards (NES)
Australia’s minimum employment entitlements under workplace law.
NDB Scheme
Australia’s regime requiring notification of eligible serious data breaches.
Net Profit Margin
Net profit expressed as a percentage of revenue.
New Payments Platform (NPP)
Australia’s fast account-to-account payments infrastructure.
No-touch Processing
A workflow completed without any human intervention.
Normalisation
Standardising data into a consistent format for reporting or automation.
OCR
Optical character recognition; converting text in images or PDFs into machine-readable text.
Onboarding
Setting up a new user, customer, supplier, or system connection.
Operating Cash Flow
Cash generated or used by normal business operations.
Operating Expense (Opex)
Day-to-day business costs incurred in running operations.
Ordinary Time Earnings (OTE)
Earnings generally used to calculate super guarantee.
Overhead
Indirect operating costs that support the business but are not directly tied to sales.
Pay Cycle
The recurring schedule on which employees are paid.
Pay Event
The payroll reporting file sent to the ATO on or before payday.
Payday Super
The proposed model where super is paid on payday rather than quarterly.
PayID
A simple identifier, such as email or ABN, linked to a bank account.
PAYG Instalments
Periodic prepayments toward expected tax on business or investment income.
PAYG Withholding
Tax withheld from wages and certain payments and remitted to the ATO.
Payroll Tax
A state or territory tax on wages above the relevant threshold.
PayTo
A digital payment agreement system for bank account payments in Australia.
A document format commonly used for invoices, reports, and attachments.
Peppol
The network and standard used for interoperable eInvoicing in Australia.
Personal Information
Information about an identified or reasonably identifiable individual.
Petty Cash
A small fund used for minor business expenses.
Policy Breach
Spending or behaviour that does not comply with company policy.
Prepayment
A payment made upfront and recognised as expense over time.
Privacy by Design
Building privacy controls into systems and processes from the outset.
Privacy Impact Assessment
A structured review of privacy risks in a project or change.
Procurement
Sourcing, selecting, and purchasing goods or services.
Procure-to-pay (P2P)
The full workflow from purchasing through invoice and payment.
Prompt
The instruction or input given to an AI system.
Prompt Injection
Malicious input intended to manipulate an AI system’s behaviour.
Prompt Template
A reusable prompt structure for consistent AI outputs.
Provision
A liability of uncertain timing or amount recognised under accounting rules.
Purchase Order (PO)
A formal document authorising a supplier purchase.
Quarter-end Close
The process of finalising financial results for a quarter.
Query
A request used to retrieve specific data from a system or database.
RAG
Retrieval-augmented generation; AI answers grounded in documents or approved data.
Rate Limit
A system cap on the number of requests allowed over a period.
Real-time Reporting
Reporting updated continuously or near instantly as transactions occur.
Receipt
Proof of purchase showing what was bought, from whom, and for how much. Read more
Receipt Capture
Digitally collecting and storing receipts for finance processing.
Reconciliation
Matching records between systems to ensure completeness and accuracy.
Recurring Payment
A payment made automatically at regular intervals.
Refund
Money returned to reverse or correct an earlier payment.
Reforecast
Updating a forecast using new results or assumptions.
Reimbursement
Repaying an employee or other party for approved business expenses.
Related Party
A person or entity whose relationship could influence transactions.
Remittance Advice
Information sent with a payment explaining what is being paid.
Revenue Recognition
The rules determining when revenue should be recorded.
Risk
The possibility of financial loss, control failure, or non-compliance.
Risk Appetite
The level of risk an organisation is willing to accept.
ROI
Return on investment; the gain relative to the cost of an investment.
Role-based Access Control (RBAC)
Granting permissions based on role rather than individual users.
Rolling Forecast
A forecast updated regularly by extending the planning horizon forward.
SaaS
Software delivered over the internet on a subscription basis.
Salary Sacrifice
Redirecting part of pre-tax pay to approved benefits such as super.
Sandbox
A test environment separated from live systems.
Scenario Planning
Testing different assumptions to see how outcomes may change.
Segregation of Duties
Splitting conflicting tasks across people or roles to reduce fraud risk.
Sensitivity Analysis
Testing how a result changes when one variable changes.
Shadow IT
Tools used without formal IT oversight or approval.
Single Sign-On (SSO)
One login used to access multiple systems.
Single Source of Truth
One trusted dataset or system accepted as authoritative.
SME
Small and medium-sized enterprise.
Soft Close
A fast provisional close before final adjustments are completed.
Solvency
The ability to meet longer-term obligations.
Spend Controls
Rules that restrict or guide how company money can be spent.
Spend Management
Controlling, approving, monitoring, and analysing all company spend.
Spend Management Software
Software providing visibility and control over company spending.
Spend Policy
Rules defining acceptable business spending and required approvals.
Spend Visibility
The ability to see who is spending, how much, and on what.
Spreadsheet Sprawl
Too many uncontrolled spreadsheets used in critical finance work.
SSO
Single sign-on; one identity used across multiple applications.
Straight-through Processing
End-to-end processing with minimal or no manual handling.
Structured Output
AI output constrained to a defined schema or format.
Subscription
A recurring payment arrangement for ongoing access to a service.
Super Choice
An eligible employee’s right to choose their super fund.
Super Guarantee (SG)
The minimum super contribution employers must make.
Super Guarantee Charge (SGC)
The amount payable when required super is late or unpaid.
SuperStream
The mandated standard for sending super payments and data electronically.
Supplier
A business or individual providing goods or services to the company.
Supplier Onboarding
Collecting and validating supplier tax, banking, and commercial details.
Supplier Statement Reconciliation
Matching supplier statements to outstanding invoices and ledger balances.
Suspicious Matter Report (SMR)
A report to AUSTRAC about suspicious activity.
Swivel-chairing
Manual re-entry of data between disconnected systems.
Tag
A label added to a transaction for filtering, searching, or reporting.
Tax Invoice
A GST document needed to support many input tax credit claims. Read more
Tax Period
The reporting period used for BAS and other tax obligations.
Taxable Supply
A sale on which GST is generally charged.
Threshold Transaction Report
A report to AUSTRAC for certain threshold cash transactions.
Token
A chunk of text processed by a language model.
Top-up
Adding funds to a budget, card, or spending allocation.
Touchless Processing
A finance process completed automatically without manual intervention.
Transaction
Any financial event recorded in the system, such as a payment or refund.
Transaction Monitoring
Reviewing payment activity to detect anomalies, risk, or fraud.
Treasury
Management of cash, liquidity, banking, and funding.
Trial Balance
A summary of ledger balances used to test whether books balance.
Trust
A legal structure where a trustee holds assets for beneficiaries.
User Permissions
Settings controlling what a user can see, do, approve, or edit.
Variance Analysis
Comparing actual results to budget, forecast, or prior period and explaining the gap.
Vector Database
A data store designed for similarity search using embeddings.
Vendor Master
The central supplier record used across finance systems.
Version Control
Tracking and managing changes to code, files, or configuration.
Virtual Card
A digital-only card used for controlled online or remote business spending. Read more
Virtual Wallet
A digital store of payment credentials and transaction methods.
Webhook
An automated message sent when a specific system event occurs.
Workers Compensation
Insurance and related obligations for work-related injury or illness.
Working Capital
Current assets minus current liabilities; a measure of short-term liquidity.
Workflow Automation
Software-driven execution of repeatable finance tasks.
Write-off
Removing an asset or receivable from the books when it is no longer recoverable.
Xero Integration
A connection that syncs transactions, suppliers, accounts, or coding with Xero.
Year-end Close
The process of finalising accounts and reporting for the full financial year.
Zero-touch Finance
A finance operating model aiming to automate routine work end to end.
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