Top Definition
When two couples are adjacent to each other and try to get their partner to climax first. Achieved by vigorously licking the anus.
"Yo son, last night, mah gurl and I had a rim racer with these bitches from Oakland. We beat thurr ass."
#rim job #sex #orgasm #climax #anus
by PMoneyC March 19, 2007
5 Words related to Rim Racer
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