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The state of simultaneously being full and happy.
After scrounging down that huge burrito, Jimmy felt pleasently fappy.
by Duder98 April 13, 2017
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2
A feeling of emotion; in the mood to fap, or masturbate.
Tim was very fappy last night- he went through three boxes of tissues!
by The Des July 22, 2006
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4
A combination of the words "fat" and "happy"
Dad:"Would you rather me be fat and happy? or skinny and cranky?"
Mom:"Fat and happy"

Little girl at school:"My Daddy is Fappy"
by M-Dizzle Fo Shizzle February 05, 2006
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5
The opposite of hangry (a portmanteau of the words hungry and angry.) Fappy is a portmanteau of full and happy.
After eating at the Chinese buffet I was so fappy.
by csalinardi August 15, 2017
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7
A mixture of fucking and happy, fucking happy.
Naomi is fappy. Barney is one big fappy purple dinosaur.
by Hannah October 18, 2004
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