Occurs in a game when you beat an opponent with much less then great hand. This commonly happens when beating a player who likes to bluff a lot.
To beat a bluffer, and usually not with a strong hand.
To beat someone, often a bluffer, and usually with a not especially powerful Hand, is to snap them off.
To beat a bluffer or Coffehouser with finesse and not necessarily with an especially powerful hand.
To beat out a bluffer with a good hand.