pouch
noun.
a small or medium size container for holding or carrying things
noun.
an enclosed space
the trapped miners found a pocket of air
Synonym: pocket, sac, sack
noun.
(anatomy) saclike structure in any of various animals (as a marsupial or gopher or pelican)
Synonym: pocket
verb.
put into a small bag
verb.
send by special mail that goes through diplomatic channels
verb.
swell or protrude outwards
His stomach bulged after the huge meal
Synonym: bulge, protrude