dap

dap

v.intr.（不及物动词）
dapped,dap.ping,daps
To fish by letting a baited hook fall gently onto the water.
垂钓：将鱼饵轻轻点水面上钓鱼
To dip lightly or quickly into water, as a bird does.
点水：轻点或快点水面，就像鸟那样
To skip or bounce, especially over the surface of water.
掠跳：跳过或弹跳，尤指在水面上

来源：
Probably alteration of dab
可能为 dab的变化