An optical illusion where, when a diagonally striped pole is rotated around its vertical axis (horizontally), it appears as though the stripes are moving in the direction of its vertical axis (downwards in the case of the animation to the right) rather than around it.

plural of barber pole illusion

Third-person singular simple present indicative form of keep it on the barber pole

present participle of keep it on the barber pole

simple past tense and past participle of keep it on the barber pole

magnetic North Pole

(nautical, idiomatic) The condition of a sailing boat when all of its sails have been taken in.

(nautical) Any small boat, such as a punt, propelled using a long pole.

plural of ski pole

plural of poling boat