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- closely related to the term "daps-for-that" which is an offered high five hence the daps part. "Fapsfadat" is to be used on an occasion where "daps-for-that" simply won't do. The listener likes the speakers statement so much that he/she believes it deserves a fap.
Jim:I got a new bong today and found a great new porn site.

Oscar:Ah, Fapsfadat man!
by skrong neck November 14, 2012
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