Top Definition
1.An undefined lump of blubber. Able to roll down hills at the speed of light.

2.Synonym for baby whale.
3.Currently known to be under the research of Nutrisystem.
4.Term for a thing that can only lose 5 pounds every 6 eons.
5.Anything you would immediately say "Ew" to.
You look like a seaburg today.
Awww, that was a cute seaburg.
QUIT EATING, OR ELSE YOU'LL END UP A SEABURG.
by Webb Hubbel April 17, 2010

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