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1.
Slang for someone who shoots an exceptionally large volume of ejaculate, typically after intercourse, and especially when a huge mess on the sheets and bedding results. Is a reference to the much-publicized oil spill from the 1980s.
Girlfriend1: Yo, look at those sheets! X-on must have been here!

Girlfriend 2: Ya, I'll be cleaning up for days.
by Shogun Xll March 20, 2007

Words related to X-on

blast blow cream ejaculate shoot spill
 
2.
xOn
he is teh leet h4x0r
by Anonymous August 08, 2003
 
3.
xOn
best cs player in the world
by Anonymous July 04, 2003