Top Definition
stunned, flabbergasted by what you just fapped to.
wow i didnt know that would make me cum, but here we are. im fappergasted.
by EggbertHumpadink January 19, 2011
The feeling of extreme exhaustion the comes over you right after long session of masturbation.
Man, I was on the interwebs last night looking at porn and went to bed fappergasted.
by whcgonzo November 11, 2011
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