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.

Carpentry . to notch (a timber) to receive part of another timber.

Carpentry . a notch in a timber for receiving part of another timber.

verb

carom , graze , ricochet , skim , skip