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1.The most gangsta creature to ever exist on the face of the earth!!!

2.The 'in' way of spelling lobster.

Note: a lobsta is NOT a crayfish!!
Lobstas are so gangsta man.
by Gracii July 15, 2008
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2
A bad catcher, usually ugly with big lips, and is also very cocky
by many things May 12, 2015
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4
It's the opposite of krab, and means ultra uncool.
Oh you lobsta retard!!
by Llama Jagua Kitchenette September 23, 2010
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