Slapjack

The action of a naked man shimmying side to side, like a washing machine agitator, causing his dick to thwack against his thighs.

She woke to the dulcet sounds of her husband doing slapjacks by the bed.

by marydelta August 20, 2011

Slapjack

When you masturbate while your girlfriend is asleep and right before your gettting ready to cum slap your girlfriend in the face to wake her up then cum on her face.

My girlfriend was asleep on the couch when I got home from work so I gave her a slapjack.

by DErekd June 16, 2018

snapjack

A quick masturbation session.

Damn, that snapjack was orgasmic

by bigbokchoy August 11, 2013

Slapjack

Mixed alcoholic beverage originating in Bellingham, WA. Created by mixing one gallon jug of Carlo Rossi Pisano wine, one bottle MD 20/20 Orange Jubilee bum wine, one bottle Andre Extra Dry Champagne, and one can orange concentrate. Serve luke warm.

Damn Joe, you're fucked up! What did you have to drink? - Jesse
Oh, you know. Just a jug of Slapjack! - Joe

by Sugar Shack Boys March 19, 2010

SapJack

Using Maple Syrup to Masterbate.

Common in Vermont: The stickiness of the maple creates added friction to augment orgasm.

I snuck into the sugarhouse and got in a quick SapJack before the SapMaster came back.

by RealJohnStoe November 11, 2020

Sapjack

Using maple syrup as a lubricant for masturbation

Was out of lotion so I went for a little sapjack instead

by Just Some Guy With Words November 11, 2020

Slapjack

A game in which two people slap the shit out of each other until someone either gives up or dies.

Bro did you hear what happened to Jamal? Apparently his ass lost in a game of slapjack.

by Reckewww01 January 24, 2019