Supdawg is an American slang greeting. It is a heavily corrupted contraction of the properly phrased question "What is up, Dog?". It's genesis is rooted in the American inner city neighborhoods of the 1980s where it has fluorished in the Hip Hop music subculture. It is notably in extremely heavy usage in the West Loop area of downtown Chicago centering on the intersection of Clinton and Van Buren streets.

v. collectively or individually finding someone/something to blame for a problem, as opposed to brainstorming which connotes finding solutions to a problem

n. the act of finding someone/something to blame for a problem

(from a TV ad for HD television)

A commonly used phrase by friduwulf during Rust gameplay to express his excitement when gumby logs on to team up and farm the fuckin shit out of some nodes and PVP the fuck out of some squeakers and door campers.

A combination of the words sup and dawg to sound cool when talking to someone at the beginning of a conversation

This term originated on www.supraforums.com as a strange slang for the Toyota Supra turbo. Typically, a "Supdawg" is of the 1994 or newer model.