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.
After some confusing talk, Jesus got frustrated with the human language and shot out through the roof like a celestial ejaculate, right onto the bosom of heaven.
Richard: "So, what happened to the Becky girl you saw last night"
Chad: "Well, she was a 6/10, I've seen better, so I had to Ejaculate and Evacuate. I think I may have even left my pack of gum there"
The momentimmediately after climax that you realise you despise the girl you are with and only ever ended up in the situation through drunkeness / breast blinded
As the euphoria passed Ryan was overcome with ejacuhate. All he wanted was this person out of his room and his life, immediately. Preferably by the ground swallowing up this whale and the incident never to be mentioned again.