1 definition by JOHNNY BUMSEX

to violently eject, or ejaculate a long plume of creamy white semen onto oneself when thinking about sex, occasionally (but not always) taking the squirter by surpise
E.G.
JOHNNY BUMSEX: "This fit bird was bending over on the tube, and i had a funny feeling and did a big sexpiss right there in my pants."
by JOHNNY BUMSEX January 23, 2004
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