malf 

A synonym of the "F-word." Used in a few Battletech novels and fiction.

What the malf are those mechs doing there????

malf by Molos May 4, 2005

malf 

to malfunction

I fucked my gf and now my cock is malfing!

My stupid keyboard is malfing hardcore!

malf by DJ Brownjackal March 2, 2011

malf 

malf, int.
An exclamation of excitement upon using a mushroom to turbo boost the speed of one's vehicle. (orig. Mario Kart: Double Dash).

TOAD. Mmmmalf!

malf by helium_raven June 4, 2004

Malf 

Someone who has a face on them that is just asking to be punched!

Justin Bieber is such a little fucking Malf!

Malf by jimmyjack1234 June 8, 2013

malf 

An angry expression, taken from the name of a fiery re amlf beast. Not only used for battletech novels but for everyday life. Sometimes used instead of the 'f' word

What the malf is that malfing chav doing there?
Malf off you malfing malf!
What the malf?!
You malf, what did you go and do that up for? you totally malfed it up.

malf by the_dark_side_of_elmo May 3, 2006

Malf 

A small tiger who is morbidly obese.

also

Can be used to replace the word radical or magical.

Wowza, that small malf is goddamn malfical

Malf by arrrrrch April 12, 2007

Malf of Doom 

A cool dude that cuts bigheads down, slicks his hair back, shoots down butterflies with a 12-gauge, has been bailed out of jail 12 times, and eats live raw bats. He is known for his hatred of asians and his lack of all reasoning.

I am Malf of Doom!

Don't you want to eat?

No, the Great Malf has other things to do, like blow up toilets! HA HA!

Malf of Doom by bob May 2, 2005