/ paʊtʃ; NAmE / noun
1.
a small bag, usually made of leather, and often carried in a pocket or attached to a belt :
a tobacco pouch
She kept her money in a pouch around her neck.
2.
a large bag for carrying letters, especially official ones
—see also diplomatic pouch
3.
a pocket of skin on the stomach of some female marsupial animals, such as kangaroos , in which they carry their young
—picture at kangaroo
4.
a pocket of skin in the cheeks of some animals, such as hamsters , in which they store food
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WORD ORIGIN
Middle English (as a noun): from Old Northern French pouche , variant of Old French poche bag.