A fork of Rural Dictionary
When a trailer being hauled loses traction and begins sliding to the side of the vehicle that is hauling the trailer. Similar to a rear wheel drive vehicle fish tailing and losing control.
Passenger: Dude you better slow down on that turn, its pretty icy out there. Truck Driver: You're right, I wouldn't want to jack knife and cause a wreck.
a semitrailer truck accident where the truck portion folds backwards so that it resembles a jack-knife
I realized I had to take a detour when I heard about the delay caused to a jack-knife on the freeway.
Having deposited your turd in the toilet, you look back to discover that its poking out of the water, too long and solid to go round the u-bend.
I had to go and fetch a stick so I could break up the jack-knife and flush the little devil.
another term for a rude person, synonymous with asshole, jerk, dick, bastard a way to curse without offending your grandparents
1) Dude, look at that jack-knife over there, what a douche!! 2) Quit being a jack-knife!!
A dive in which you jump into a pool , fold in your body with your hands & feet close to each other with the finger tips and toes pointing down, then unfolding bringing your feet to the air and keeping your hands where they are.
person 1 on diving board "HEY GUYS! CHECK OUT THIS JACK KNIFE IM GONNA DO IN THIS POOL!!" person 2 from a far "YEAH DO IT!"
When a person uses their busted teeth to cut someone during oral sex
I was getting head the other day and that bitch gave me a Missouri Jack Knife!