by The greatest Mandan October 5, 2023

When one man (or woman) gets on their hands and knees and inserts a funnel into their butthole as another pours milk down the tube into their ass. After this point the milk chugger will have to shit and diarrhea will fly out of the funnel backwards creating a reverse slip-n-slide.
by MacSnac December 25, 2019

To point out something already obvious in conversation; often the result of missing sarcasm or having nothing to say.
Name comes from "kief", another word for cannabis crystals, thus roughly translating to 'a mistake made when high'.
Name comes from "kief", another word for cannabis crystals, thus roughly translating to 'a mistake made when high'.
(Math nerd): "Dude, I'm going to absolutely flunk this exam. 0% for sure.
(Friend): "Wait, what? But aren't you amazing at math?"
(Math nerd): "Yeah... that was the joke. Keefian slip?"
(Friend): "Wait, what? But aren't you amazing at math?"
(Math nerd): "Yeah... that was the joke. Keefian slip?"
by mystdeoxys June 13, 2024
