Top Definition
a rusty fratboy occurs when you precisely pinch a loaf off into a girl mouth who has passed out as you illegally touch her girl parts, while wearing an upside down backwards visor with spiked jelled hair and a popped collar.
ya last night was awesome man i pulled off the rusty fratboy, that girl will never be the same!
by mr.orfas August 24, 2009
6 Words related to rusty fratboy

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