1 definition by CaptainJackSparow

The unbearable size of a butt thats too big for its own good.
When put next to other butt's it often makes them look even smaller.
Person 1:Damn Look at Janelle's butt. It's planetary!
Person 2:Yeah it makes the girl next to her look like pluto.
by CaptainJackSparow November 1, 2010
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