Edging, or more simply, trying not to cum as long as humanly possible.
The members in the Oneida community practiced Coitus Reservatus
by AnEntymolygist November 14, 2013
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A girl that you have sex with and love but can be naggy at times and freaks out when her period is one day late
If she keeps this up she will be my coitus queen
by Beekthewind November 27, 2012
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The act of committing to go have drinks with the lads and then pulling out last minute to prevent next morning hangovers or trouble with the wife. There is a positive correlation between the above and Coitus interruptus.

Opposite: Brexiting - telling everyone at the party that you are leaving, but actually staying.
Oi, did Marc come out get gazeeboed with the lads last night?

Nah, cunt’s pulled a coitus interzisgus. Said he had to work late. He’s just too slow or too stupid.

Or both.

Fuck yes mate! Fuck yes!
by TommyTulpe April 9, 2019
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The act of two male roomates banging two females who are also roomates.
Bob: Hey Brett, Lizzy is coming over to add to my bucketful of pussy. I think Erin is coming with her.

Brett: Dude, we should totally ass to mouth the both of them and cross coitus in the same room.
by xKeithMcBrayerx4L November 2, 2011
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When you fall asleep over a guy, while having sex
I was just sooo stoned that he proveoked me a coitus somnus.
by Emergency call April 27, 2011
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latin- the act of removing the penis from the vagina right before ejaculation commences
Last night i was tappin my girlfriend raw and i pulled a coitus interruptus and busted a nut all up over her piece.
by Ronald Yum May 29, 2003
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Having sex with the dead, flaming fetus of your unborn sibling while underwater.
Nick is so into necropyrofetalincestualsubaquatic coitus.
by SouthernGrip69 May 23, 2010
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