A pole jam is a skateboarding trick maneuver that skateboarders do over a bent pole.
(The ollie is not generally used to get into the pole jam.)
Typically the pole used is bent down into an acute angle, so that grinding or sliding it is easier.
Pole jams can be combined with other skateboard tricks performed when coming out of the grind.
Tricks that can be used in a pole jam include: Pole Jams are also used by snowboarders for similar purposes.