(US, military) An item of field equipment, made from quilted nylon with a polyester filling, that can be attached to a standard-issue poncho to provide additional warmth, or used alone as a blanket, sleeping bag or protective cover.
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Regional slang from around the English-speaking world — British, Australian, Irish, Caribbean, Nigerian, Filipino, AAVE, and the hyphenated-English dialects that make the internet sound local.
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