n.
Pronunciation: ' flap
Function: noun
Etymology: Middle English flappe
Date: 14th century
1 : a stroke with something broad : SLAP
2 obsolete : something broad and flat used for striking
3 : something that is broad, limber, or flat and usually thin and that hangs loose or projects freely: as a : a piece on a garment that hangs free b : a part of a book jacket that folds under the book's cover c : a piece of tissue partly severed from its place of origin for use in surgical grafting d : an extended part forming the closure (as of an envelope or carton)
4 : the motion of something broad and limber (as a sail or wing)
5 : a movable auxiliary airfoil usually attached to an airplane wing's trailing edge to increase lift or drag ― see AIRPLANE illustration
6 a : a state of excitement or agitation : TIZZY , UPROAR b : something (as an incident or remark) that generates an uproar
7 : a consonant (as the sound \ d \ in ladder and \ t \ in latter ) characterized by a single rapid contact of the tongue or lower lip against another point in the mouth ― called also tap