An over zealous act of cunnilingus which leaves the victim's privates feeling as if she's just gone 5 rounds with jackie chan.
Sammy: Ugghhh I surrender
Nick (downunder): I knew you were no match for my tongue fu!
by Samick Downunder August 09, 2005
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Spittin game, mackin, slick talkin

Creator: The one, the only, E-40. You know.. Earl Stevens, 40water, The Ballatician mane
"Aye I saw you layin down some tongue fu on that hunnie the other night"

"Meng you were tongue-fuin' all damn night, tell me you got your dick wet"
by jshep22 November 06, 2013
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Having a very fast, and flexible tongue, thus being a good eater/kisser
Me: Hey, girl, I'm a master at tongue-fu, wanna hang?

Her: Sure
by D.C Dope August 12, 2016
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