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1 definition by PingrySoccerTeam

An ass that is big, nice, and round. Commonly found on girls of African decent and the most attractive white girls. Derived from the word arse. An arsenal can be identified by its large size and perfectly round shape.
1. Beyonce has such a nice arsenal.

2. Yo bro, look at dat arsenal bounce!
by PingrySoccerTeam September 15, 2011