look up any word, like blumpkin:
 
1.
A person with a massive tight rear end that is well taken care of that by no means can be resisted. Its usually something that one is born with. 2. An rear end of a person that makes you want to take off into whatever.
That chick at the gym has a rocketbooty that I can't resist!
by the name is the same! December 25, 2010