- to fish by letting the bait fall lightly on the water.
- to dip lightly or suddenly into water: The bird dapped for the fish.
- to bounce or skip, as on the surface of a body of water: The stone dapped along the surface of the pond.
- to cause to dip in and out of water: to dap one's bait.
- to cause to skip along the surface of water: to dap stones across the river.
- to notch (a timber) to receive part of another timber.
- a notch in a timber for receiving part of another timber.
- a stylized gesture of greeting, congratulation, or solidarity in which two people join hands in a nontraditional handshake grip, bump fists, snap fingers, etc., often concluding with a one-armed hug: players giving dap and high-fives to fans after the game.
- to greet, congratulate, or express solidarity with (a person) in this way (often followed by up): When an old friend got assigned to my project at work, it was hard to know whether we should dap or shake hands. Hey man, I haven’t seen you in ages—come over here and dap me up!
- to fish with a natural or artificial fly on a floss silk line so that the wind makes the fly bob on and off the surface of the water
- (as of a bird) to dip lightly into water
- to bounce or cause to bounce
- Southwest English dialect another word for plimsoll
- distributed array processor