What is Surprise Bowel Movement?
1.
aka SBM, when you think you are just going to the bathroom to take a piss, and you unexpectedly have the urge to poop.
"Dude, what took you so long to piss? Did you fall in?!"
"Nah man, I had a Surprise Bowel Movement."
See
Random Words:
1.
After you fuck the shit out of a chick, you proceed to take a one foot long dildo, and shove it up her ass. After that, you lift her up ..