Ejacushit
Ejacushit - When you're doing her in the butt and she needed a poop but didn't tell you, you pull out, jizz on her back and spray shit all over her.
"MEL, WHY DIDN'T YOU TELL ME YOU NEEDED A SHIT WHEN I STUCK IT IN THERE?! I EJACUSHIT ALL OVER YOU!"
Ejacushit
When you simultaneously shit and ejaculate yourself
"Dude, I just ejacushit my pants"