
AO Systems Glossary
Because in sales, language is leverage.
Master the terms your team, your tools, and your clients are already using.
Sales Lingo - With our Glossary you will master it!
From acronyms like MQL and ACV to frameworks like SPIN and BANT, this glossary gives you quick, practical definitions of 100+ sales terms — no fluff, just clarity. Use it to align your team, onboard new hires, and sharpen your communication.
Account-Based Marketing (ABM)
A strategy focused on targeting specific high-value accounts with personalized campaigns.
Account Executive (AE)
A salesperson responsible for closing deals and managing customer relationships.
Annual Contract Value (ACV)
The average annualized revenue from each customer contract.
BANT
A lead qualification framework: Budget, Authority, Need, Timing.
BDR
Business Development Representative – focuses on outbound prospecting and lead qualification.
Buyer Persona
A detailed profile of an ideal customer, including demographics, needs, and behavior.
Churn Rate
The percentage of customers who stop doing business over a given period.
Closed-Won
A deal status indicating a successfully completed sale.
Closed-Lost
A deal status indicating a lost opportunity or failed sale.
Conversion Rate
The percentage of leads or prospects that take a desired action.
Cross-Selling
Selling additional products or services to an existing customer.
Customer Acquisition Cost (CAC)
The total cost of acquiring a new customer.
Customer Lifetime Value (CLV)
The projected revenue a customer will generate over their lifetime.
CRM
Customer Relationship Management software for tracking interactions and managing sales pipelines.
Demo
A demonstration of the product or service, often used in later sales stages.
Discovery Call
An initial call to assess a prospect’s needs and determine fit.
Forecasting
Predicting future sales performance based on historical data and pipeline.
Funnel
The sales funnel or pipeline that visualizes each stage of the buyer journey.
Gatekeeper
A person who controls access to the decision-maker.
ICP
Ideal Customer Profile – a description of the most suitable type of customer.
Inside Sales
Sales performed remotely, typically via phone or email.
Lead
A potential customer who has shown interest in a product or service.
Lead Scoring
A method to rank leads based on likelihood to convert.
Loss Reason
A recorded explanation for why a deal was lost.
MQL
Marketing Qualified Lead – a lead deemed more likely to become a customer based on marketing criteria.
SQL
Sales Qualified Lead – a lead validated by the sales team as ready for outreach.
NPS
Net Promoter Score – a measure of customer satisfaction and loyalty.
Objection Handling
Techniques used to respond to customer concerns or hesitations.
Onboarding
The process of introducing and training a new customer or employee.
Open Rate
The percentage of recipients who open an email.
Opportunity
A qualified lead that has potential to become a sale.
Outbound Sales
Sales initiated by the seller, often involving cold outreach.
Pipeline
A visual representation of all sales opportunities in progress.
Prospect
A lead that has been contacted and qualified.
Quota
A sales target or goal set for a specific period.
Renewal
An extension of a subscription or contract.
Retention
The ability to keep existing customers over time.
Sales Acceleration
Tactics and tools that help speed up the sales process.
Sales Cycle
The length of time it takes to close a sale.
Sales Enablement
Tools, content, and training provided to help reps sell more effectively.
Sales Funnel
The progression of a prospect through different stages of the sales process.
Sales Kickoff (SKO)
An annual event to align and motivate the sales team.
Sales Methodology
A systematic approach to selling (e.g., MEDDIC, SPIN, Challenger).
Sales Playbook
A guide containing best practices, processes, and messaging for sales reps.
Sales Qualified Opportunity
A deal that meets criteria for active sales pursuit.
Sales Stack
The technology tools used to support the sales process.
SaaS
Software as a Service – a cloud-based delivery model for software.
SPIN Selling
A sales method based on Situation, Problem, Implication, Need-Payoff.
Stakeholder
An individual involved in or affected by the buying decision.
Territory
A defined geographical or industry area assigned to a rep.
Top of Funnel (TOFU)
The early stages of the sales funnel, focused on awareness.
Upselling
Encouraging customers to purchase a higher-tier product or service.
Use Case
A specific situation in which a product or service can be applied.
Value Proposition
A clear statement explaining the benefit of your product to the customer.
Win Rate
The percentage of deals closed out of total opportunities.
Zero-Touch Sales
Sales processes that require no human interaction from sales reps.

