The act of laying in unusual spaces face down with your body completely straight, usually a sport between various women to see who gets the funniest plank, guess its something women are good at
Did you see chelsi's planking picture yesterday? She was laying in the street and got hit by a car, I guess women arent good at anything.
by Jesus[MuthaFucking]Christ July 19, 2011

To purposely lie face down with hands and feet together. Usually done in a weird location such as on stairs, vending machines, or cars. The point of this act is to photograph it and place it on FaceBook where it will be marveled at and or laughed at.
Planker: Yesterday I Planked Mr.Booker's desk when he was turned around.
Friend: What?? Did you get a pic and put it on FaceBook?
Planker: Bro, of course i did!!
Friend: What?? Did you get a pic and put it on FaceBook?
Planker: Bro, of course i did!!
by RobbieTheFeen October 7, 2011

by jcarman October 17, 2006

Johnny 2x4's best buddy.
Johnny:Tell a funny joke!
Plank:...............
Johnny:HAHAHAHAHAHA! Good one buddy!
Plank:...............
Plank:...............
Johnny:HAHAHAHAHAHA! Good one buddy!
Plank:...............
by KawaiiAnime November 27, 2003

The newest extreme sport where an individual proceeds to lie down, straight as a plank, face down, on a car a bench, etc.. and then have your photo taken in that position, and then put the picture on the world wide web.
George: Dude you won't plank on Jake's car.
Matt: I just did, now take a picture!
George: That's going on facebook, your planking the fuck out of his car!
Matt: I just did, now take a picture!
George: That's going on facebook, your planking the fuck out of his car!
by George Sfik September 24, 2011

A slang term for a bed or place of slumber (typically used for only one night). Oftentimes, refers to a spare bed or couch that can be used to crash overnight, yet the definition allows for any sleeping place (ex. mat, floor, extra lawn chair, etc.).
Friend One: "Bro I'm coming back to Toronto for a night, can a mandem bless me a plank?"
Friend Two: "Ahh don't worry fam, I just got a spare bed"
Friend Two: "Ahh don't worry fam, I just got a spare bed"
by tits4toby August 19, 2017

Planking is where an idiot with a low IQ lies horizontally with their arms by their sides across an object or ground like a fucking dumbass.
by plankinghater July 17, 2011
