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1.
The most potent form of marijuana; marijuana that contains crystals.
High powered marijuana
by Judah February 17, 2005
 
2.
The crystals that fall off really good marijuana.
After I shook that hydro, I had about a gram of killer keefe
by Pilaf May 29, 2008
 
3.
Gaelic meaning handsome, noble, gentle, lovable.
"Ach! You're so Keefe, I could just pinch your cheeks: both sets!"
by Elan J February 04, 2010
 
4.
retard
you are such a keefe
by teeth keefe March 30, 2014
 
5.
to screw up, make an error, or use poor judgment
man, we walked all the way to that party and nobody was there..we really keefed.

boy i really keefed that match away
by maximUm1 March 15, 2009
 
6.
a queefer who likes to queefe in their partners mouth. enjoys biting butts and saying random noises. has a weird sense of style.
whoa that keefe just queefed!
you just queefed your such a keefe!
by ZANZABAR ex oh March 15, 2008
 
7.
a homosexual beaver man
I wish i was a keefe.
by john carpentar November 06, 2003