pike

A mid-air position in sports such as diving and gymnastics in which the athlete bends to touch the feet or grab the calves or back of the thighs while keeping the legs together and straight.

A spike or sharp point, as on the tip of a spear.

A hill with a pointed summit.

A turnpike.

A tollgate on a turnpike.

A toll paid.

To move quickly.

(come down the pike) To come into prominence.

A long spear formerly used by infantry.