Meaning of bladder

blad•der

Pronunciation: (blad'ur), [key]
— n.
    1. a membranous sac or organ serving as a receptacle for a fluid or air.
    2. Seeurinary bladder.
  1. a vesicle, blister, cyst, etc., filled with fluid or air.
  2. an air-filled sac or float, as in certain seaweeds.
  3. something resembling a bladder, as the inflatable lining of a football or basketball.
  4. an air-filled sac, usually made to resemble a club, used for beatings in low comedy, vaudeville, or the like.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.
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