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1.
Odo
An extremely think goo that is found in unknown cracks and crevices.
Odo is inside my cracks and crevices.
by Odomus August 05, 2010
 
2.
Odo
Any substance that has a gooey, thick, or slimy consistency. Much like Nickelodeon's Gak.
1. He reached into the lake and pulled out a big ball of odo.

2. The paint can was not stirred well, so a big pile of odo ended up at the bottom.
by ChronoTraveler March 13, 2005