Merf

To make a mistake. The term results from the step-by-step transitioning as follows:

1. Fucked up
2. Muffed up
3. Merfed up

Also, a slurring of "motherfucker" which can be used in polite public.

After erasing a large data file from his computer, Tony's friend said, "Dude, you merfed up big time!"

by S. D. Plissken March 25, 2005

Merf

A sound of sadness, depression, or arrogance. Usually used in a "Facebook" status.

Example:

Bob Smith: Merrrrf =(

or

Jim: Hey Fred, whats wrong?
Fred: I feel Merf-y today :/

sad Depressed =( : :(

by Kamenosuke August 17, 2010

Merf

"Narf" + sighing, or a remark meaning you are confused.

Merf! That was a long day's work!

by Zeldapika November 9, 2003

Merf

Origin: as a mistyped word using T9 texting.

1. Slang for nerd, or geek.

2. Something which either is nerdy or geeky or exhibits nerdy or geeky qualities (WoW, Pokemon, anything you can be a fan of basically)

3. An insult for someone who is even worse than a nerd.

Only merfs like (insert geeky/nerdy/lame/otaku/weird thing here). Freaking merf...

by Field Marshal Herman Bubbles August 2, 2010

Merf

Vommiting from the comsumption of too much Marijuana.

Bill smoked three bowls and a blunt and totally merfed man.

by Theman.com December 15, 2008

merf

A random word to use when you don't know what to say.

Friend: My boyfriend broke up with me!
Me:(forever alone) merf.

by kats241 January 19, 2014

merf

(noun) The condition of having one's clothing stuck between the buttocks.

Hey, that chick needs to pick her merf.

by Sarah Mitchell February 12, 2004