Definitions:
a long, slender, rounded piece of wood or metal, typically used with one end placed in the ground as a support for something

propel (a boat) by pushing a pole against the bottom of a river, canal, or lake

either of the two locations (north pole or south pole) on the surface of the earth (or of a celestial object) which are the northern and southern ends of the axis of rotation.

a native or inhabitant of poland, or a person of polish descent