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1.
to be cool, sexy, buff, intelligent, and young
'look at that crella, i just wanna bone her'
by yps June 08, 2006
 
2.
The crusty nugget which forms in the corner of your eye, right by your tear duct. This is usually found upon waking or during conjuctivitis (pinkeye).
Eewww, you have a huge crella in your eye! pick that shit out and wash your hands! Then set your head on fire!
by ROYCEAZUL May 22, 2010