Top definition insult, refers to a lobster(usually blue)that dwells most of their life in a human asshole
2.similar to Zelda's Skulltula, it is a lobster who typically clings vertically on the buttocks of a human
3. Tom scott, of Patchogue
1.Tom Scott is a butt lobster
2. I can hear the clicking, but i cant see the butt lobster
by D-bo January 16, 2004
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