Source : Webster's Revised Unabridged Dictionary (1913)

Pouch \Pouch\, v. t. [imp. & p. p. {Pouched}; p. pr. & vb. n.
   {Pouching}.]
   1. To put or take into a pouch.

   2. To swallow; -- said of fowls. --Derham.

   3. To pout. [Obs.] --Ainsworth.

   4. To pocket; to put up with. [R.] --Sir W. Scott.

Pouch \Pouch\, n. [F. poche a pocket, pouch, bag; probably of
   Teutonic origin. See {Poke} a bag, and cf. {Poach} to cook
   eggs, to plunder.]
   1. A small bag; usually, a leathern bag; as, a pouch for
      money; a shot pouch; a mail pouch, etc.

   2. That which is shaped like, or used as, a pouch; as:
      (a) A protuberant belly; a paunch; -- so called in
          ridicule.
      (b) (Zo["o]l.) A sac or bag for carrying food or young;
          as, the cheek pouches of certain rodents, and the
          pouch of marsupials.
      (c) (Med.) A cyst or sac containing fluid. --S. Sharp.
      (d) (Bot.) A silicle, or short pod, as of the shepherd's
          purse.
      (e) A bulkhead in the hold of a vessel, to prevent grain,
          etc., from shifting.

   {Pouch mouth}, a mouth with blubbered or swollen lips.

Source : WordNet®

pouch
     v 1: put into a small bag
     2: send by special mail that goes through diplomatic channels
     3: swell or protrude outwards; "His eyes bulged with surprise"
        [syn: {bulge}, {protrude}]

pouch
     n 1: a small or medium size bag-like container for holding or
          carrying things
     2: an enclosed space; "the trapped miners found a pocket of
        air" [syn: {sac}, {sack}, {pocket}]
     3: (anatomy) saclike structure in any of various animals (as a
        marsupial or gopher or pelican) [syn: {pocket}]