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"
A sexual encounter (or series thereof) so profoundly intense that one is left completely drained and totally disabled sexually for a significant period of time. One must "recover" from an ejaculectomy in much the same way as one would "recover" from a surgical procedure.
"She performed an ejaculectomy on me last Saturday night, after which I spent 2 days in the ICU. I'm just starting to eat solid foods again."
"Marla has been performing ejaculectomies since she was 18, and is a Fellow in the American College of Ejaculectomy"
"I desperately need an ejaculectomy, but I'm having trouble finding a provider who'll accept my insurance."
"I got an ejaculectomy my first night in Cancun, and spent the next 2 days laying by the pool and not even looking at any of the girls in their bikinis."