M f-ing 

Basically stands for 'mother fucking'

"Urgh, my m f-ing hammies are ripping in half" - http://www.youtube.com/watch?v=-sr4YqJAuZ4

M f-ing by Khaira October 17, 2008

M.A.F.E.ing 

the act of making an acronym for everything you say then expecting everyone to know what it means, hence M.A.F.E. (Making Acronyms For Everything)

boy 1: H.M.W.U.
boy 2: what the hell did you just say?
boy 1: come bro, you know!
boy 2: no? i don't?
boy 1: Hey Man What's Up! duh!
boy 2: you seriously need to stop M.A.F.E.ing!

M.A.F.E.ing by nippleteaser7 March 20, 2011

f.o.m.-ing 

A Philadelphia area acronym for "fear of missing (out)".

NOTE:
Most often used by trendy high school girls.

"I can't believe I have to work this weekend when eveyone else is going to the shore. I'm totally f.o.m.-ing."

f.o.m.-ing by bernard leonard November 13, 2007

METAL \m/ FINGERS 

An alternate way of signing off an email.

Hey man,

You better be ready to unleash a Shitnami Tidal Wave tonight.

METAL \m/ FINGERS

METAL \m/ FINGERS by papabadger April 28, 2010

mf'ing 

speaking badly about someone behind their back

Ian & Denise were mf'ing Rich about how much of an a-hole he was.

mf'ing by GV1 May 4, 2008

CS-ing MF

Cock Sucking Mutha Fucker

Greg is a CS-ing MF for stealing my DVD.

CS-ing MF by Brian Walker September 6, 2005

I'm all fingers 

When your texting somebody and your ready to listen.

(Text messages)
John:I'm so sad!
kate:I'm all fingers!

I'm all fingers by The Oppisop June 5, 2015