A bivouac sack

(Britain, derogatory) a nasty, troublesome old woman.

A bag in which a hunter or poacher carries back dead game

(dog sledding) A bag designed to carry a sick or injured dog.

A goody bag handed out to those who have attended a party, especially one for a child's birthday.

(computer science, computational linguistics) The collection of words from an unprocessed text without regard to grammar.

(slang, derogatory) an emaciated woman, frequently a model or actress, who looks so underweight that her bones and joints stretch out her skin similar to how a burlap sack filled with deer or elk antlers would.

(informal) A windbag; a tiresomely talkative person.

(Cornwall, obsolete) A miner's bag used to carry provisions.

plural of bag lady