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4. EF
Stands for Erectile Function, anybody who doesn't have ED can have EF, it means you are able to hold an erection without Viagra, Cialis etc.
Guy1:I have ED
Guy2:well that sucks, I have EF
Guy1: Man, I wish I had that.
1. EF
Polite way to say the word "Fuck."
Hey Gary, go ef yourself you dumb mother effer.

Hey Gary, I just effed your girl.
by Robbyaga Jul 20, 2003 add a video
2. EF
EF stands for Epic Fail, something that you may be too.
A: Hey, look, I made a new banner for my forum! Do you want to see it?
B: Ok.
A : So what do you think about it?
B: It's an EF. >_>
3. EF
European language schools organisation. Nobody know's what EF actually means although, having lived in Oxford - an EF stroghold - for a number of years I can only assume it stands for 'Easy Fuck.
Did you see those Italian EF girls getting off the coach? Man, sometimes it's good to live in this shithole wanker-student city!
by Miles Pieri Jan 23, 2004 add a video
5. ef
slang for f or fail.
ef, efff, eeff
6. ef
Simply the letter f(F) to name the letter F \ef\.
"When speaking of the letters written by the cleric, the historian noted the letters aitch and ef were printed heavily"
7. ef
Noun: A reference to almost anything.

Verb: Means to fuck with (not sexually).

This can be used in replace of 'fuck' because it is toned down so as not to offend anyone.
Noun: "Hey ef, we gotta go or we'll be late!"
"Oh ef!"
Verb: :::Me playing in the ocean throwing sandcrabs at Samir::: Samir: "Don't ef with the wildlife!"

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