1 definition by Love, Anna

Inserting three different fists in to the anus or vagina, wherever there happens to be more room. You can get the third fist from a friend. (owwie)
British man has three beers in his hand:

Hot girl named Kirstin: oh, you're triple fisting it, eh?
British Man: Excuse me!?!?!?!?
Hot girl named Kirstin: you have three beers in your hand.
British Man: In my country that means to fist...using three fists.
by Love, Anna April 6, 2005
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