slang term for procreation, derived from fuck....To make love furiously with the intent to reproduce.
female talking to friends: Joe fnucked the hell out of me

friends: You mean Fucked right

female: No fnucked...we're trying to get a bun in the oven

friends: Really?

female: Yeah and now I got a suprise for him. *holds up pregnancy test the says in bold letters POSITIVE!!!*

friends: DAMN That mother-fucker done fnucked you all up!

entire group: laugh like crazy.
by Daniel October 19, 2004
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see fnuck and add -ing, besch!
That is so fnucking smurf!
by Bryan January 27, 2005
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