Slapjack

[Sarah]

A flat batter cake cooked on a griddle; a flapjack; agriddlecake. [Local, U.S.]

[Sarah]

The act of ejaculating on ones hand and then slapping another person in the face.

[Sarah]

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

[Sarah]

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.

[Sarah]

Slapping one's own ass while jacking off to their own lower body.

[Sarah]

A game similar to the classic punch buggy. Every time one sees a yellow vehicle, they slap the person next to them and say slapjack!
Originated from Oshawa.

[Sarah]

A homeless person who lives on the street.The one with no teeth,dirty as hell,and talks to himself outloud while making no sense at all.Sleeps on a piece of cardboard

[Magaret]

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.

[Jason Yan]

A kind of pancake cooked on a griddle.