Pouch n.
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) Zool. 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.