First coined by Mike of Necronomipod podcast fame, used as a term to describe the actions of cult leader Roch Theriault after cutting a hole in the skull of a female follower and returned escapee, and proceeding to ejaculate into the skull in a resurrection attempt after her torture and murder in September 1988.
Dave: Trepanubation? Mastertreppanning? What do we want to call this?
Mike: Trepaculation. Final answer.
When your mind and body becomes so overwhelmed with such ecstatic joy while delivering the father of the groom speech that you yell out at the end "I'm having a mental ejaculation of joy" and then drop the mic.
The accidental sending of a text message,
resulting in the recipient receiving a message that makes little to no sense, or makes you a big, big embarrassed ass.
He had a premature textaculation, so he wrote her: "I was looking again at your picture when I came ..." Ooops! message sent! instead of ".. I was looking again at your picture when I came to the conclusion that probably we never met." well.. what do you know about that! what a total ass!
To orgasm after the act of sex has been completed. The opposite of pre-mature ejaculation.
Jack failed to ejaculate during sex with Jill but successfully came afterward while eating a bowl of cereal in a phenomenon known as post mature ejaculation.