Top Definition
1.something is cool

2.a pay out for rice boys and/or their rice burners
1. caleb:hey lets go for a cruise
brad:yeah ok thats a sickoo idea

2. sam: hey look at that guys lancer
caleb:yeah hes a sickoo (indented for sarcasm)
by iamgalvatron90945 February 04, 2009
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