used to refer to a girl with large boobs. an extension of the word "rack" wich traditionally refered to animal with horns and evolved to a women with big boobs.
Tom: Jim, i'm gonna go talk to rackinella in the tank top.
Jim: I don't blame you, she's got a huge rack ! !
Jim: I don't blame you, she's got a huge rack ! !
by Jack de wack May 10, 2008