Cumprise

Ejaculating into or onto an orifice without said orifices knowledge of potential ejaculation
It was brtttney's birthday so instead of getting her a present I gave her a cumprise!
by AgentDaleCooper August 13, 2016
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cumprised

the act of ejaculating prematurely and being surprised about it
Dude, the Russian hooker was giving me a great hummer. So great that before I knew it, it had cumprised and I surrendered my fifteen dollars.
by Southern Gentelman November 18, 2007
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