Abreviation of "What the motherfucking fuck?" Used to express intense confusion, exasperation, or misunderstanding. Can also be stated as "WTMFSQUARED."
"Hey man, I brought you this dead cat carcass."
"WTMFF, dude?! Throw that shit away!"

OR

"I'm not gonna be able to get you that half today, dog."
"WTMFSQUARED, man? You promised."
by reptar bars May 14, 2009

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Top Definition
What the motherfucking fuck?
Person 1: have you ever tried tasting your own semen no homo
Person 2: wtmff?!
by mstksg September 08, 2008

The Urban Dictionary Mug

Lotsa space for your liquids.

Buy the mug

The Urban Dictionary Mug

Lotsa space for your liquids.

Buy the mug

The Urban Dictionary Mug

Your favorite word on a white mug.

Create a mug

The Urban Dictionary Mug

One side has the word, one side has the definition. Microwave and dishwasher safe. Lotsa space for your liquids.

Buy the mug

The Urban Dictionary T-Shirt

Soft and offensive. Just like you.

Buy the t-shirt

The Urban Dictionary T-Shirt

Smooth, soft, slim fit American Apparel shirt. Custom printed. 100% fine jersey cotton, except for heather grey (90% cotton).

Buy the t-shirt