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2.
This word can be used to replace gum in certain instances, and was used first by Neil Mihelich as part of his own language.
Do you have any geem?

I sure do love this new geem.
by FustKuck November 12, 2007
 
1.
Geem is a word used by geeks to describe something they are excited about.
I am Geeming over the new artist on Batman.
by Lousy Rat Bastard December 09, 2004
 
3.
someone that is uncool, slow, weird etc
e.g. don't be such a geem.. as you might say 'don't be such a freak'
by XXMRMCCONEXX February 24, 2010