Iso-Raise

betting

Raising over a limper to play heads-up against them.

Standard size: 4x BB + 1bb per limper. Picks up dead money and isolates a weak player.

See also

All-In
Betting all your remaining chips.
Ante
A forced bet all players must post before each hand.
Barrel
A continuation bet on a later street (double = flop+turn, triple = + river).
Blind
A forced bet posted before the cards are dealt.