eff u 

a kewler way of saying fuck you

eff u and her mom up her ahole

eff u by pdiddy6969 September 27, 2006

eff u 

What emo's say because their parents will kill 'em if they say a sweary word.

emo: damn, my eyeline pencil broke :(
emo's friend: haha, you suck!
emo: eff u!
emo's friend: uhhhh... don't you mean FUCK YOU!?!
emo: SHUT IT! my mom will kill me if she hears me swearing, man!
emo's friend: oh, sorry dude!

eff u by americanbeauty August 12, 2007

double u tee eff? 

double u tee eff=wtf?

"You suck dude"
"Double u tee eff?"

double u tee eff? by Smoothal April 25, 2005

Obama Eff Up

When a barackhead says something that is easily shown to be untrue, but refuses to admit it despite being shown they were wrong.

barackhead
obamanation
Obama Nut Punch

You know, Clinton has an amazing voting record for women's rights.

Response: OH YEAH?!?!? OBAMA SHELTERS BATTERED WOMEN IN HIS BASEMENT!!!

Uh... no he doesn't.

*obscenity laced rant in caps*

No, sorry. You lose! You made a total Obama Eff Up!

Obama Eff Up by tired of the cult February 10, 2008

effucktive 

something thought to be effective but is really all fucked up.

Management thinks they know what they are doing, but they are totally effucktive.

effucktive by alvaclark December 18, 2014

effulgent 

adj. Glowing brightly, light, shining.

She looked effulgent descending the staircase in white lace.

On of the adjectives favored by Spike in his poetry (see Buffy the Vampire Slayer).

effulgent by Pauline Reage March 3, 2009

effuculate 

To mess up massively via electronic medium

pronounced ee - fuc - u - late

I've just effuculated by sending an email to my mate saying "my boss is an arsehole" and copying in my boss.

effuculate by effuculator September 13, 2008