Poker Term

4Bet from BTN

4Bet from BTN

A re-raise (the second raise) made from the button position after an initial raise and a 3-bet.

Meaning and Usage

A 4Bet from BTN (button) occurs when the player on the button re-raises after an opponent has opened (raise) and another player has 3-bet. The button is the most advantageous position post-flop, so players often 4-bet with a wider range for value and as a bluff.

Strategy Considerations

  • Value Range: Typically, the button will 4-bet for value with hands like AA, KK, QQ, AK, and sometimes AQs or JJ, depending on opponent tendencies and stack depths.
  • Bluff Range: Hands such as suited connectors (e.g., 65s) or weak aces (A2s-A5s) may be used as 4-bet bluffs, leveraging position to apply pressure.
  • Stack Sizes: Effective stack depth influences 4-bet sizing. Standard sizes are around 2.2–2.5x the 3-bet. Deeper stacks allow more speculative bluffs; shorter stacks favor value-heavy ranges.
  • Opponent Reads: Against tight 3-bettors, the button can 4-bet more aggressively; against loose 3-bettors, tighten up. Polarized ranges are common: strong hands and weak bluffs, folding medium-strength hands like AQ or TT to 3-bets.

Example

A player in middle position opens to 3 BB, the cutoff 3-bets to 9 BB, and the button 4-bets to 22 BB. The button’s range might include AA, KK, AK, and some suited connectors as bluffs.

Positional Advantage

Being on the button post-flop allows the 4-bettor to play aggressively even if called, as they act last. This reduces the need for extremely strong hands to 4-bet, making the BTN a prime position for 4-bet bluffs.

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