Poker has its own language, from basic terms such as blinds and position to concepts including ICM, blockers and range advantage. Use the Poker Type terminology guide to search poker terms, browse the alphabet or quickly understand the phrases players, commentators and strategy writers use every day.
Browse Poker Terminology
Jump into the type of poker term you want to understand.
Search Poker Terminology
Search the glossary by poker term or phrase.
Published: September 28, 2026
Updated: September 28, 2026
Updated: September 28, 2026
Poker Terms A–Z
Jam
To jam means to move all-in. Poker players often use the word for an aggressive all-in bet or raise, especially when stack sizes make an ordinary raise impractical.
Example
With 12 big blinds on the button, a player may jam all-in instead of making a small raise.