flaps (Noun) — A movable airfoil that is part of an aircraft wing; used to increase lift or drag.
flaps (Noun) — Any broad thin and limber covering attached at one edge; hangs loose or projects freely. ex. "he wrote on the flap of the envelope"
flaps (Noun) — An excited state of agitation. ex. "there was a terrible flap about the theft"
flaps (Noun) — The motion made by flapping up and down.
flaps (Noun) — A movable piece of tissue partly connected to the body.
flaps (Verb) — Move in a wavy pattern or with a rising and falling motion. ex. "the waves flapped towards the beach"
flaps (Verb) — Move noisily. ex. "flags flapped in the strong wind"
flaps (Verb) — Move with a thrashing motion. ex. "The bird flapped its wings"
flaps (Verb) — Move with a flapping motion. ex. "The bird's wings were flapping"
flaps (Verb) — Make a fuss; be agitated.
flaps (Verb) — Pronounce with a flap, of alveolar sounds.