Sports Betting Glossary
A fast, practical glossary for sports bettors who want to understand pricing, edge, bankroll control, and the terms that matter most when evaluating a wager.
Learn the language
Understand the definitions behind the strategies used in profitable betting.
Use the right tools
Move from definitions into calculators and probability-based decision making.
Build long-term edge
Better terminology leads to better models, cleaner decisions, and fewer beginner mistakes.
Core Terms
Expected Value (EV)
The core profitability concept behind every smart bet.
Read definition DefinitionOverround and Vig
How bookmaker margin is built into the odds you see.
Read definition DefinitionClosing Line Value (CLV)
A better signal of betting skill than short-term results.
Read definition DefinitionBankroll
Your betting capital and the rules that protect it.
Read definition DefinitionKelly Criterion
A position-sizing formula based on edge and price.
Read definitionValue Betting Guide
Turn EV theory into a repeatable betting process.
Bankroll Management
Protect your bankroll while variance does its work.
Odds Converter
Convert prices to implied probability in seconds.