Usually the last or near the last words in a string just prior to an orgasmic climax.
Oh, yeah, baby, more, faster harder, yeah, oooh, I'm cumming, ahhhhhhhhhhh!
by Richard Black March 23, 2005
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Possibly one of the most annoying/truthful lines in any porn or hentai. Shouted by anyone who is at their limit during sex, and is so overwhelmed by the intense pleasure that their minds literally backfire, forcing them to shout this due to a lack of words to properly describe what is about to happen.
Guy: Ah, FUCK, I'M CUMMING!!!!!!
Girl: Already? Man, you suck.
Guy: Yea, but your just as bad as me. in 3-2-1..
Girl: DAMMIT, IM CUMMING TOO!!!!
by Boltstrike November 10, 2007
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A girl says when she has an orgasm
Girl: *moaning* ooh god... yes.. yes... yes! I'm cumming right now! Cum in me daddy! Fuck me!
Guy: *moans as he cums hard*
by BigCocklover333 October 12, 2020
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A warning given near the end of coitus, usually directed toward a female from a male
Guy having sex with girl: "I'm gonna cum!"
Girl: *Covers face or whatever else she doesn't want the splooge to get on*
by Mitch Tyler September 03, 2009
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A common phrase used during the act of sex or masturbation, usually exclusively used by men. It signifies appraoching orgasm and/or ejaculation. The ending "cum" is a play on the word come, and in turn derived from the common term cum.
"Oh god! I'm gonna cum!"
by thedoctor44 May 31, 2007
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"I'm gonna cum!" is what a lot of guys shout just before they reach the point of no return and blow their load.
Matt always shouts "I'm gonna cum!" just before he fills my mouth with my cocksucker's reward!
by USAF Cadet December 22, 2020
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