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When, after receiving a handjob, the ejaculator's semen is spread around his chest and/or stomach by the person who delivered the HJ; this is done in the manner in which a car windshield is cleaned (i.e., wax-on, wax-off).
Last night Mike was severely tramatized after Fanny gave him the ole Chicago Carwash.
by R.S.N. May 17, 2006
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2
When one dedicates in another’s opened car sunroof.
Johnny left his sunroof open and Mike gave him a Chicago Carwash
by Butternts63 June 06, 2018
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