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1.
Having your car cleaned at a hand car wash staffed largely by members of an ethnic minority.
My car's filthy. I'm going to take it into town for an ethnic cleanse.
by rossmcf July 20, 2011
 
2.
To clean thoroughly.
My hockey bag has been sitting in the basement for years, I'm going to have to ethnic cleanse that shit.
by ClownOnHer October 01, 2009