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.
as in agreement "i agree" "that's okay"
rhyming way of saying the word seen
rhymings taking over now...
Dude..