If there is not enough room in the car, a bitch who is unattractive sits in the trunk. Even if there is room in the car for her to sit, you still have the option of putting her in the trunk. This term could also be used to describe someone who is ugly.
*Example 1*
car driver: oh theres not enough room, one of you has to sit on a lap
trunk bitch: ill sit on a lap
me: nah, youz a trunk bitch get in the back!
*Example 2*
friend: DAMN that girl is ugly!
me: yeah, she a trunk bitch
A derogatory term invented by "E-Thugz" as a way of insulting people without going through the trouble of expanding their current vocabularyto the point where they can use real words to insult people
-A bitch who thinks she only everything, tries to correct someone even though she is the one in the wrong and gets easily offended when you call her out on her own bullshit.
-A think she knows it all bitch that names herself after a cartoon cat from Alice In Wonderland.