(n.) Slang term for a female. Often used when a male is unsure of the nature of his relationship with said female. (i.e. friend, friend with benefits, benefits despite lack of friendship, girlfriend, fiance, wife by common law marriage, babymama, mistress etc.)
1. "What d'ya say there Boss. Did ya feel that earthquake last night...I woke up and the whole trailer was shakin'...I though the haybag was runnin' the washin' machine or somethin'.

2. "How's the haybag doing?"

"I don't know. I think we broke up cause she acts like she hates me, but every other night we're bonin'. She must have found out about my babymama."
by poop456 October 19, 2011
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