Definition of in a flap
- He got in a flap over the delays in the schedule.
: a stroke with something broad : slap
: something broad and flat used for striking
: something that is broad, limber, or flat and usually thin and that hangs loose or projects freely: such as
: to beat with or as if with a flap
: to toss sharply : fling
: to move or cause to move in flaps
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