1) A response to when someone has performed a joke that makes the room quiet, or that kills the atmosphere. Or if they say something totally uncool.
2) A public car
Jim: hey guys, do you wanna come out and plat tic tac toe?
Moment of silence....
A term for a girl that fucks everyone with no discrimination. This espically appilys when they girl goes out with a good looking guy and he is then followed by one or more really fucking ugly guy.
Dude, that chick is such a taxi!