1 definition by ChronoTraveler

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
Get the Odo mug.