Slap off. Noun. English. A contest between two people who bear some sort of grudge and attempt to resolve it through the force or impact of a slap to the face.
Imagined slap off: Lauren Bacall vs Elisabeth Hasselbeck -- Winner, Bacall. Slap off in cinema: Terry Ann Wolfmeyer vs Adam 'Shep' Goodman in The Upside of Anger -- Winner, Wolfmeyer.
by Manx the Cat September 13, 2008
Slang term for masturbation. First used by an annoyed African-American mother at a Greyhound bus station in Nashville Tennessee.
"The only bathroom.... (inaudible) .... yea, but we caught him slapping off in there just last week!"
by freakinheck March 29, 2014
When someone at the urinal next to you shakes off so hard that you hear their penis making meat flapping sounds. Typically occurs amongst the Hispanic population whom seem to have less conservative urinal ethics.
by DirteDeeds June 27, 2015
An activity where two men stand side by side, and take turns slapping each other on the ass as hard as possible.
Russ: You are an asshole!
Chris: Oh yeah? Well, I challenge you to a bare bottom slap-off!
Russ: It's on like donkey kong!
Chris: Let me get on my ass-less chaps first!
Chris: Oh yeah? Well, I challenge you to a bare bottom slap-off!
Russ: It's on like donkey kong!
Chris: Let me get on my ass-less chaps first!
by Der Red Baron September 1, 2006
An activity where two naked or partially clothed men stand side by side, and take turns slapping each other on the ass as hard as possible.
Russ: You are an asshole!
Chris: Oh yeah? Well, I challenge you to a bare bottom slap-off!
Russ: It's on like donkey kong!
Chris: Fuck yeah! Let me get on my ass-less chaps first!
Chris: Oh yeah? Well, I challenge you to a bare bottom slap-off!
Russ: It's on like donkey kong!
Chris: Fuck yeah! Let me get on my ass-less chaps first!
by Der Red Baron September 1, 2006
by Thiccsnacc December 4, 2017
A term used to describe a person who exhibits a lack of control over their movements due to drug use. Usually refers to (but not limited to) jaw movement. Mostly seen in chronic amphetamine users.
Did you see RANDOM NAME? He is so Slap off the frame his jaw looks like its trying to run away from his face.
by JayJay Powers January 29, 2019