When you're having sex raw and right before you cum you pull out.
That pussy got so good, but i ain't trying to have no baby so i had to slip & dip.
When she is is wet you slide right in without needing to lube it up
Man she was a slip in slide last night after the movie
Verb: when you almost crap your pants when you have diarrhea.
My stomach didn't feel right, I bent over, and next thing you know I was slipping liquid.
Almost pooping yourself when you have diarrhea
I bent down to put away a box and started slipping liquid. I ran to the bathroom so fast with my butthole clenched!
When a person vomits on the floor (specifically tile or hardwood) and someone goes ahead and slips in it. This may also apply to diarrhea in those extreme cases.
Austyn -"Did Scott throw up??"
Liam- "Yeah and you should've seen Jack turn it into a hillbilly slip 'n slide, he was absolutely covered in it. Looked like a disabled baby dear wearing rollerblades."
Austyn- "Naaaaaastyyyyyy!"
A freudian slip as suggested by your keyboard suggestions or autocorrect
Guy 1: I was texting this girl and when I typed "We should" my keyboard suggested I put "fuck" even tho we hadn't hooked up yet
Guy 2: Oh damn, the ol' freudian auto-slip
When someone accidentally flashes thier asshole to everyone. The equivalent of a nip-slip for the ass.
Dude when I bent over my pants ripped and everyone got a view of the stink slip.