Its a pseudo name derived for the word 4D (as in fourth dimension) which was coined in 2005 and was later used by the a tech company, Fourdy Group.
(it's a noun)
When one puts a dildo on each of his/her four fingers and proceeds to slap another across the face with the dildoed hand. Preferably preceded by a killer setup, see below.
Term coined by Edward Penishands.
Dude 1 has his hand hidden behind his back with a dildo on each of his four fingers.
Dude 1, “You’ve got a fourdick on your face.”
Dude 2, “I think you messed up that joke man. Isn’t it supposed to be a dickfor?”
Dude 1, “Who said anything about a joke? I’m just telling you you’ve got a fourdick on your face.”
Dude 2, “Fine, I’ll bite. What’s a fourdick?”
Dude 1 slaps Dude 2 across the face with his dildoed hand.
Fourty Clocks is when fourty clocks get together and form a grandfather clock which attacks the atmospherical existence of turtles using multiple smurfs.
Wait...was that a smurf? Oh god we need to go, the fourty clocks are coming to get the atmospherical existence of the turtles, hunny! Get the turtles into the log cabin!
Group sex with four people. A combination of the words "four" and "orgy."
Rob: "Did you have the sex last night with your girlfriend?"
Westley: "Dude, my girlfriend and I hooked up with another couple. We totally had a fourgy!"