muwhaha 

evil laff of the muw clan of the internet

muwhahahahaha (length of 'haha' may vary)

muwhaha by pscyho August 22, 2003

muhaha 

An evil laugh

Mu ha ha ha mu ha ha ha

muhaha by Betty February 13, 2004

muahahahahaha 

a laugh used when thinking of evil things

muahahahahaha by Anonymous August 28, 2003

MUAHAHAHAHA 

To laugh as if your evil.

"Your evil!"
"I Know, MUAHAHAHAHA"

MUAHAHAHAHA by Jebrone May 13, 2005

muahaha 

a very evil laugh

I ate all the cake muahaha

muahaha by gjregiufdgnboreqhrsdhgernureib January 3, 2010

muhahaha 

supost to be an evil laugh when being typed in a game

wana be:muhahaha i will eat ur fish
littil girl:moron

muhahaha by pimp daddy d June 2, 2005

muahahahahaha 

An evil laughter, sometimes followed by coughing.

Soon, the world will be under MY control! MUAHAHAHAHAHA- *cough, hack*

muahahahahaha by Scary Mary June 21, 2005