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flap

[flap] /flæp/
verb (used without object), flapped, flapping.
1.
to swing or sway back and forth loosely, especially with noise:
A loose shutter flapped outside the window.
2.
to move up and down, as wings; flap the wings, or make similar movements.
3.
to strike a blow with something broad and flexible.
4.
Slang. to become excited or confused, especially under stress:
a seasoned diplomat who doesn't flap easily.
verb (used with object), flapped, flapping.
5.
to move (wings, arms, etc.) up and down.
6.
to cause to swing or sway loosely, especially with noise.
7.
to strike with something broad and flat.
8.
to toss, fold, shut, etc., smartly, roughly, or noisily.
9.
Phonetics. to pronounce (a sound) with articulation resembling that of a flap:
The British often flap their r's.
noun
10.
something flat and broad that is attached at one side only and hangs loosely or covers an opening:
the flap of an envelope; the flap of a pocket.
11.
either of the two segments of a book jacket folding under the book's front and back covers.
12.
one leaf of a folding door, shutter, or the like.
13.
a flapping motion.
14.
the noise produced by something that flaps.
15.
a blow given with something broad and flat.
16.
Slang.
  1. a state of nervous excitement, commotion, or disorganization.
  2. an emergency situation.
  3. scandal; trouble.
17.
Surgery. a portion of skin or flesh that is partially separated from the body and may subsequently be transposed by grafting.
18.
Aeronautics. a movable surface used for increasing the lift or drag of an airplane.
19.
Phonetics.
  1. a rapid flip of the tongue tip against the upper teeth or alveolar ridge, as in the r -sound in a common British pronunciation of very, or the t -sound in the common American pronunciation of water.
  2. a trill.
  3. a flipping out of the lower lip from a position of pressure against the upper teeth so as to produce an audible pop, as in emphatic utterances containing f -sounds or v -sounds.
20.
Building Trades.
  1. Also called backflap hinge, flap hinge. a hinge having a strap or plate for screwing to the face of a door, shutter, or the like.
  2. one leaf of a hinge.
Origin
1275-1325
1275-1325; Middle English flappe a blow, slap, flappen to hit, slap; compare Dutch flap, flappen
Related forms
flapless, adjective
unflapping, adjective
Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2014.
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Examples from the web for flapping
  • She keeps the little ones in line by chasing them, and they all run around squawking and flapping.
  • The first is the squawk and flapping of an immense flock of birds.
  • During migratory season, the caged birds became restless and exhibited increased hopping and wing flapping.
  • From the flapping of a butterfly's wings, a huge tornado can arise.
  • By three weeks, the chicks can be seen joyfully jumping and flapping their wings.
  • Your father pats the top of the door, the cuff of his denim jacket flapping around his wrist, his eyes on you.
  • The major drawback to upper extremity design is that the flapping motion is not a natural form of swimming for humans.
  • She relieves the fellow and begins flapping my wrist and flexing my legs.
  • Then, mark the cut point in your jaw for the flapping mouth.
  • The second shot was taken with a remote release but with the mirror still flapping free.
British Dictionary definitions for flapping

flap

/flæp/
verb flaps, flapping, flapped
1.
to move (wings or arms) up and down, esp in or as if in flying, or (of wings or arms) to move in this way
2.
to move or cause to move noisily back and forth or up and down: the curtains flapped in the breeze
3.
(intransitive) (informal) to become agitated or flustered; panic
4.
to deal (a person or thing) a blow with a broad flexible object
5.
(transitive) sometimes foll by down. to toss, fling, slam, etc, abruptly or noisily
6.
(transitive) (phonetics) to pronounce (an (r) sound) by allowing the tongue to give a single light tap against the alveolar ridge or uvula
noun
7.
the action, motion, or noise made by flapping: with one flap of its wings the bird was off
8.
a piece of material, etc, attached at one edge and usually used to cover an opening, as on a tent, envelope, or pocket
9.
a blow dealt with a flat object; slap
10.
a movable surface fixed to the trailing edge of an aircraft wing that increases lift during takeoff and drag during landing
11.
(surgery) a piece of tissue partially connected to the body, either following an amputation or to be used as a graft
12.
(informal) a state of panic, distress, or agitation
13.
(phonetics) an (r) produced by allowing the tongue to give a single light tap against the alveolar ridge or uvula
Word Origin
C14: probably of imitative origin
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition
© William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins
Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012
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Word Origin and History for flapping

flap

n.

mid-14c., flappe "a blow, slap," probably imitative of the sound of striking. Meaning "something that hangs down" is first recorded 1520s. Sense of "motion or noise like a bird's wing" is 1774; meaning "disturbance, noisy tumult" is 1916, British slang.

v.

early 14c., "dash about, shake;" later "strike, hit;" see flap (n.). Meaning "to swing loosely" is from 1520s. Related: Flapped; flapping.

Online Etymology Dictionary, © 2010 Douglas Harper
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flapping in Medicine

flap (flāp)
n.
Tissue used in surgical grafting that is only partially detached from its donor site so that it continues to be nourished during transfer to the recipient site.

The American Heritage® Stedman's Medical Dictionary
Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.
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Slang definitions & phrases for flapping

flap

noun
  1. Disturbance; tumult; fuss: Law was one direction open to me with the least amount of flap (1916+ British)
  2. A fight between street gangs; rumble (1950s+ Street gang)
  3. A white person: I wouldn't give a fuck what you or the flap or anybody thought 'bout it (1990s+ Black street gang)
verb

To become flustered; lose one's composure: I've seen him under hostile pressure before. He doesn't flap and he doesn't become a doormat (1920s+)


The Dictionary of American Slang, Fourth Edition by Barbara Ann Kipfer, PhD. and Robert L. Chapman, Ph.D.
Copyright (C) 2007 by HarperCollins Publishers.
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