When something you do goes unexpectedly wrong and you look like a dumbass. Cliffin' could happen at anytime of the day and anyone can be Cliffin'.
by Annie Recksun October 30, 2011
quit cliffin' and wear a t-shirt that isn't 2 sizes too small for you. Nobody needs to see your nipples
by Big-Dawg37 June 20, 2016