12 definitions by Rico Detroit
Slang for a diesel engine manufactured back in the day by GM Diesel (later known as Detroit Diesel, later known as MTU). They were "screamin'" because they were loud, and "Jimmy" being casual slang for "GM." (Also known as "Jimmy Diesels.")
My job in 'Nam was to make sure them Screamin' Jimmys kept screamin' on the patrol boat, otherwise we'd have been sitting ducks for the vietcong.
by Rico Detroit March 2, 2008
An accomplishment so small that it really isn't an accomlishment at all. Something someone brags about despite the fact that it is entirely uderwhelming.
by Rico Detroit February 18, 2011
by Rico Detroit November 15, 2008
by Rico Detroit September 14, 2009
1) To pass a vehicle that should be faster than yours. 2) To out-hustle or out-perform someone or something that everyone would have expected to be better than you.
The guy in the sports car was revving the engine like he was hot stuff, but I totally schlomped him with my El Camino.
by Rico Detroit June 14, 2008