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3.
when a women let's her pubic hair grow out for the winter. extra warmth for a cold cock.
jane is growing in her winter bush, it must be getting cold out.
by timtoolie August 30, 2004
 
1.
when ya bitch be growin out her pussy hair and shit
guy: yo bitch! ya pussy be hairy as shit son.!

ho: shut up fool! its cold up in this piece! i gots to sport dis winter bush to keep my jawn warm! damn always tryin to grill a motherfucker..
by iHAILfromTHEatlantaZoo February 02, 2011
 
2.
When a woman regularly shaves her pubic hair in the Spring/Summer/Fall, but lets it grow back in the Winter, leaving a 5'o'clock twat shadow growing back. A prickly bush.
"My girl's got bad winterbush and is chaffing my scrote"
by Reverend Sin March 25, 2003