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English definition of “flap”

flap

noun [C] (ADDITIONAL PIECE)    /flæp/
a piece of cloth or other material fixed along one edge, especially used for covering or closing something: a pocket flap a tent flap (= a piece of cloth that acts like a door) A small flap of skin can be seen above the wound.Lids, covers and stoppers
(Definition of flap noun (ADDITIONAL PIECE) from the Cambridge Advanced Learner's Dictionary & Thesaurus © Cambridge University Press)
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