cerca qualsiasi parola, ad esempio bukkake:
 
1.
One who thinks he is stunningly handsome, but usually looks like a fag
When asked to define himself, Robby said he was stunningly handsome. We all laughed, knowing that kid was such a Greber.
di Mike Dade 13 marzo 2008
 
2.
being sophisticated, the ability to do mental math. Also the ability to have telekinesis;meaning motion, movement; literally "mind-movement.
How did you become such a Grebers little child?
di Conna G. 29 dicembre 2010