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1.
A smart-ass term used when someone has done something extremely stupid.
Kid: Oh man. I just waved to a blind kid.
Kid 2: Way to go, Smarticus.
by Ap. May 16, 2007
 
2.
If you are smarticus, you are very very very smart.
Charlotte - wow you are really smart!!
Holly - I'm smarticus!!!
by BOB-BOB-BOB December 09, 2009