The title given to any person with the uncanny knack for accidentally interrupting folks having sex, generally right before they climax. The type of interruption can range from a phone call to a 'surprise' visit and entails multiple 'incidents' over an extended period of time.
Wife: "OHH F&^K... Just like that, baby!"

Kid K, popping up beside of the bed: "HEY GUYS! What are y'all doing? I wanna play, too!"

Husband to Kid K: "Get out of here! No you can't play with us but if you get out, I'll be out there in just a minute!"

Wife: "Crap... Another orgasm foiled by our little 'coitus interruptus'..."
by TaTa Bondage December 15, 2010
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a violin technique/ sex move utilized in the motion picture "The Red Violin." This technique can only be mastered by the highest virtuoso in which you have sex and play violin at the same time. Use of a fermata ensures long sustained orgasm on the last note.
A: what were you to doing in the bass closet?
B: Coitus Concerto
A:Yeah, I had her wet at molto expressivo presto.
by Satou Minatsuki February 24, 2012
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recovered enough to think clearly after sex (particularly applies to men)
From "coitus" (you know, sex) and "compos mentis" (able to think clearly and be in control of and responsible for your actions).
Kylie: Oi, are you coitus mentis yet? I want to go shopping!
Jack: Huh?
by adriancccc May 19, 2015
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A cut(s) sustained during coitus caused by fingernails, teeth, switch blade etc. Usually occurs during climax.
This morning, I received a coitus cut when my wife drove her freshly manicured nails through my flesh as she received the D.
by nbstriker10 March 29, 2020
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A more sophisticated and likeable way of saying "fuck buddies". Usually people who are "fuck buddies" aren't really friends. "coitus companions" are when two really close friends fuck on the random occasions that they see each other.
"Yo! Chris and Khia are more like coitus companions instead of fuck buddies."
by The Mad Crazy Hatter June 10, 2013
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A group of friends whose sole purpose is to get one of their friends laid.
Chris: Jeeze, Adam hasn't had sex in a while
Josh: You thinking what I'm thinking?
Gabe: Could you mean?
Josh: Yes, we need to form a coitus coalition.
by Lostboy08 May 11, 2012
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sex that stops short of blissful termination a.k.a. the orgasm
Damn, you got off already? Talk about coitus interruptus!
by Sex_is_a_Drug May 11, 2010
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