A person, male or female, who is seen by others as being too conservative or cautious especially when it comes to social situations.
That Tyrone's been stuck up in his room all damn night while the party's goin' on, the little bunk bitch!
by Dave Iglesias July 15, 2005
cellmate you forcing sex onto.
"i shoved a sock in that bunk bitchs mouth so he shut the fuck up."
by hurl j June 23, 2005