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

merfin

someone who is tweaking on meth, or seems to be tweaking on meth, or just looks any sorts of sketchy

#thatdudesmerfin

by jackbaraqueer September 7, 2012

merf scale

noun: describes how inappropriate an object or topic would be in the work-place.

Bob had a special nack for always taking the conversation in the lunchroom right off the merf-scale, which eventually led to a harassment suit, and his termination.

by jhimm April 16, 2004

Merfer

A big fatty with anger problems who grunts, has a dillhole fetish, likes the worst sports teams possible, and loses his kickstands.

Look at that merfer!
Haha hes fat and has no kickstand! Go vols!

by Dillhole lover November 14, 2011

Merciless

To use all 10 fingers to type on a keyboard at the same time.

dfhaskjfkjvcnawernsdhfkajh

by mastr July 21, 2003

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

shows slight dissapointment and annoyance. mostly used online and not accualy said.

"sorry, i lost your pen that i was going to return."
"merf"

by Looscannon April 12, 2004