Poker Term
关煞位河牌挤压彩虹面（CO River Squeeze Rainbow）
A non-standard composite term, pieced together from position cutoff, action river squeeze, and board texture rainbow, without a widely recognized independent meaning.
Term Decomposition
- CO: Cutoff, the position to the right of the button, one of the most advantageous positions in Texas Hold'em.
- River Squeeze: A river squeeze. Typically, a "squeeze" refers to a large re-raise pre-flop or on the flop facing multiple callers, aiming to take down the pot or isolate opponents. On the river, "squeeze" is rarely used because there are no further betting rounds; a bet on the river is usually called a "value bet" or "bluff."
- Rainbow: A rainbow flop, where all three flop cards are of different suits, preventing a flush draw, often affecting drawing odds and betting strategy.
This combination is not a standard expression in poker terminology; it may come from a player's casual combination or misunderstanding. In actual communication, the above independent terms should be used separately to avoid confusion.