by Rich December 8, 2004

Trucker Tom: "I'd better go ahead & hit the road before those 5 O'clock follies screw up the highway!"
Trucker Joe: " you better hurry up, it's going on 4:30!"
Trucker Joe: " you better hurry up, it's going on 4:30!"
by T.Wilson November 27, 2012

To ejaculate into a sexual partners eyes (male of female, preferably female), then to quickly reverse position while the partner rubs the eyes in pain and penetrate the anal cavity with a powerful thrust.
Just givin' the ol' Blind man's folly to Winona really gets me off.
or
Connor that bastard did the Blind man's folly to me again last night!
or
Connor that bastard did the Blind man's folly to me again last night!
by Donald Fagen November 23, 2003

Description of Einstein's theory of relativity's one limitation in which special relativity is unable to apprehend compositive light and general relativity is unable to measure the distance between any two photons in a single line.
Einstein's Folly states that general relativity is unable to measure the distance between any two trienes or Riemann time-series in a Riemann function.
by metastatic March 15, 2022

When your boxing someone in an old, abandoned warehouse then all of a sudden the ref slams a whopper on the arena floor, and John Cena comes plummeting towards the ground from the roof and slaps you in the face, then yells, "You just got Folly Wopped!"
by PopeMHG June 3, 2018

An exclamation of anger, concern for the others well being, and an affirmative of the stupidity of others.
by Lizzie-monster July 19, 2006
