A fork of Rural Dictionary
The act of ejaculating on ones hand and then slapping another person in the face.
Today I gave Melinda a Slapjack after that bitch ate the last hot pocket.
When a man wears a strap-on facing behind him and fucks two girls simultaneously. One with his dick, and the other with the strap-on. The term originates from the motion in which the man is moving back in forth like a locomotive.
Me and wife decided to explore our sexuality when we called over our next-door neighbor to do a Louisiana Locomotive.