The point during sexual intercourse at which the male ejaculation is imminent. The only course of action left to the man is where to deposit his manseed.
"I was railing Anna last night when she mentioned Battlestar Galactica. I immediately reached ejaculatory inevitability and blew my dewshot in her face."
The thunderous and disastrous bowel movement that occurs after consuming anything ordered from Southwest Moe's. Moesplosions can generally be heard, felt, and smelled in a 350-500 mile radius around the epicenter of the explosion.
Hewdiddy went to Moe's to take pictures of Joanna, while there he had a Homewrecker and the resulting Moesplosion wiped Rochester off the map.