Dealer button
What it means
The disc that marks who is (nominally) the dealer each hand. It moves one seat clockwise every hand and determines the blinds and the order of action.
Example
If the button is at your seat, you're the BTN: after the flop you act last.
Also called: Botón · Button
Practice it with 48 free hours of all of POKER AULA
Level-by-level No-Limit Hold’em cash game courses, interactive Training with THE WHY behind every decision, a Calculator and Preflop Charts, in Spanish, English and Portuguese.