Rab-esque 

To be a complete douschebag during a conversation for no apparent reason.

Person #1: "Playstation 3 network is better than Xbox Live."

Rab-esque: "Get the fuck outta here, you dumb idiot son of a bitch. I should hit in your fucking mouth with my knee."

Rab-esque by Teen*Idol August 11, 2008