Top Definition

v. Yaffed (rhymes with laughed) use in place of fucked. Describes the general screwing up of something.
The word originates from the last name of an MIT professor who continually yaffes things up

n. yaffer: like a jack in the box, but is hideous and has two different ears. also can mean asshole
You are such a yaffer!

I yaffed it up

"Whoa, whoa, whoa, what am I looking at?"
"A yaffer"

go yaffe yourself
by yaffe lab July 06, 2006
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