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1.
The act of having great sexual intercourse with a female. Often referred to in the context of a sport because great sex with a women often requires athleticism.
Keys: "What you doing tonight man?"
Dean: "Probably gonna play some rackball if I get a chance!"
by Deanoforeno August 13, 2009
 
2.
A way to describe anything good or bad - as long as its done to the extreme or for a laugh. see rackballer.com for details.
You just Rack Ball'ed that poker table!!!
by rackballer.com August 06, 2009
 
3.
term for the game Guitar Hero, First used by Rack em Rack Willie.
Brandon: "hey Joe, lets clock out and go play some Rack ball!"

Joe: "RACK EM !!!"
by bc0245 July 20, 2008