—v.i. 1. to fish by letting the bait fall lightly on the water.
2. to dip lightly or suddenly into water: The bird dapped for the fish. 3. to bounce or skip, as on the surface of a body of water: The stone dapped along the surface of the pond.
—v.t. 1. to cause to dip in and out of water: to dap one's bait. 2. to cause to skip along the surface of water: to dap stones across the river. 3. Carpentry.to notch (a timber) to receive part of another timber.
—n. Carpentry.a notch in a timber for receiving part of another timber.