Cracker Except different, usually used by cracker's to describe themselves in a self-deprecating and lighthearted way. Popular in the GTA (greater toronto area)
Julie, is singing, "You wanna piece of me...(or other britney,jessica,x-tina song)" and giving herself the thumbs up in the mirror cause she's lookin hot in those lululemon pants she's trying on.
The only appropriate response is. "You are such a fucking k-ker!"