When you use the window washer squeegee at a service station to wash your entire car.
I ran in to buy some cheetos and a soda, and saw my friend through the window using the gas station squeegee to give his car the ol Mexican Carwash.
by Peanut_Butter! March 25, 2013
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When you go to a gas station and use the squeegee to wash your car....
José your car is so dirty, swing into the 7/11 and get a Mexican Carwash esé ...
by Dave the Carpenter May 18, 2023
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It's gross, trust me you are better off not knowing what a Mexican carwash is.
I told a friend what a Mexican carwash is and he puked, cut off his toes and removed all the oatmeal and canned corn from his house.
by keepthetruthhidden1 July 11, 2009
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When you have anal sex with a gay mexican, and pull out and make him suck your dick. Hence washing off your member.
Pedro really gave a great mexican carwash last night.
by mexican carwash June 14, 2007
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(v) Urinating on a willing girl after consuming vast quantities of Mexican beer. Can also mean to urinate in a gilr's ass and then having her shiss all over something or someone.
Hey, dude see that girl over there? I showed up at her place with a mini-keg of Dos Equis last Cinco De Mayo and gave her a Mexican carwash!
by mhibma August 30, 2005
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