a phrase made famous by the youtube video "david blaine spoof."
The two gay guys he is showing his "magic" to repeatedly say this after he does something crazy. Used to describe something ridiculous or incomprehensible. Or as a random outburst, fake expletive or exclamation.
"David blaine" : Are you sure you didn't buy a teddy bear?
1st guy: Yes I'm sure I didn't...
Both: What the eff? What the EFF!!
by asdhdfd November 18, 2007
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You use these words when you are extremely shocked by David Blane.
David Blane: What are you Drinking?
Gay Guy 1: Orange Soda Big Whoop.Big Whoop.
David Blane:Look again.
Gay Guy 1:WHAT THE EFF?! CHEEZ ITS?!
(David Blane looks in the camera crazily)
Gay Guy 1: Where'd you put my Orange Soda David Blane?
(Gay guy 2 spits out Orange soda)
Gay Guy 2: STOP PUTTING ORANGE SODA IN MY MOUTH DAVID BLANE!!!
by Thespes. February 15, 2008
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Arrests for marijuana possession are few and far between in Ess Eff.
by markgg November 29, 2007
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1: A corruption of "da fuck"

2: A way of expressing that what was just said is confusing, stupid, or unexpected.
1: Dude: Hey man, I heard Joe jumped off a cliff!

Other Dude: Da eff?!

2: Dude: I think chickens are people too, man.

Other Dude: Da eff? What are you, retarded?
by Xavia Teh Muffinator July 27, 2009
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a girl on myspace that people either hate or love
"omg gaby eff just commented my picture"

"eww i hate that bitch"
by julia534654 February 3, 2009
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Stands for Fuckin' Bob. Usually uttered when only one of your friends doesn't want to go smoke massive amounts of weed in the back of a Kia.
EFF BEE doesn't wanna go smoke with us. He'd rather stay in and do Engineering Homework.
by MTOH7 January 24, 2011
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a kewler way of saying fuck you
eff u and her mom up her ahole
by pdiddy6969 September 27, 2006
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