look up any word, like twoosh:
 
1.
Daredevil, a person with reckless disregard for personal safety.
That ROCKETBILLY jumped a gator pit in a golf cart.
by sting-ray February 12, 2011
 
2.
one who engages rockets and acts as a buster
He was being a rocketbilly
by sillz September 03, 2005