F'er 

An abbreviation of follower. Plural = f'ers. Looks funny because people tend to read it as 'fucker'. Used a fair bit on Tumblr.

brinheartsharry reblogged hogwartsneverwrote:

REBLOG THIS IF YOU LOVE EVERY F'ER YOU HAVE!

F'er by Rina Lam December 6, 2011

Nine F-er 

A medical slang expression to refer to the typical gallbladder patient: Fat, fortyish, fecund, flatulent female with foul, foaming, floating feces.

Marge was your typical nine F-er: gallbladder problem likely.

Nine F-er by Duckbutt September 18, 2005

mother f'er 

Another way of saying "Mother F*cker."

That mother f*cker stole my food!

mother f'er by Shervin Mobasseri March 30, 2004

p.f.'er

party fouler

"dude, that guys a constant p.f.'er"

p.f.'er by see_oh February 18, 2009

mother f'er 

More polite way of saying mother fucker

I dislike that mother f'er.

mother f'er by me March 30, 2004

mother f'er 

a person who only has sexual relations with women that have birthed offspring.

wait, didn't she just have a kid like a month ago? you mother f'er...

mother f'er by Benny March 29, 2004

Mother F'er 

A Mother Fucker

I hate you! Your Mother F'er!

Mother F'er by CronanDrkGameYT October 11, 2016