A term, mostly with negative connotation, used most commonly in the penitentary, more specifically in NYC and State prisons. It is basically a jail expression for "I don't know you from Adam." Referring to a person who the inmate, or person, is unaffiliated or unaware of. To call somebody Scram Boogie is pretty much a dis as it indicates that you are an unknown, a nobody, undeserving of props.