1 definition by a GFM

genuine funny man.

"To be a GFM you need to have balls, wit, humour, and testicles." - JayZ

-Basically the epitome of witticism
-Hard as fuck

Both an adjective and a noun.
1) "Speedy Gonzales is such a GFM"
2) "I'm GFM, STFU"
3) "Charlebois' party last night had GFM shenanigans"
by a GFM February 20, 2011
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