Top Definition
the act of ejaculating on a female's eye glasses, thus covering them in semen, giving them an appearance similar to a car's windshield on a cold morning.
See that librarian looking chick over there with the glasses? I'd like to give her a frosty windshield.
by C Mos December 19, 2008
when a polar bear craps on your face
things got intense last night, i totally got a frosty windshield
by nickh702 November 02, 2010
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