Top Definition
The act of cleaning a dirty toilet by urinating extra hard on the grime in the bowl.
"Dude you need to clean that toilet."

"Nah it's alright I've been pressure washing it for a week."
by anon1904791 June 30, 2009
2 more definitions
when you stick it in her ass and piss
pressure washing is sick!
by axisixa August 08, 2008
Sucking dick.
"Man, did you see that guy pressure washing that other dude the other day? So gay."
by JdizzleLikesCocks May 05, 2015

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