a lookout or vantage point

(military) The headquarters of a given unit; the operational base of a unit's commanding officer.

The post of a canal's lock gate which abuts against the wall.

(engineering) A bearing for a revolving shaft, adapted to be fastened to a post.

(nautical) A strong post resting on the keelson and supporting a beam of the deck. / (nautical) A temporary or movable pillar carrying a leading block or pulley for various purposes.

A 16th-century English gambling card game.

A form of windmill constructed so that the whole building rests on a vertical axis firmly fastened to the ground. It is capable of being turned as the direction of the wind varies.

The fraudulent placing of a bet after the time when no more bets should be taken.

Referring to the cultures of the American continent after the European influence, specifically to the era after the continent was visited by Christopher Columbus.

The use of homing pigeons to carry messages. / (UK, Oxford University slang) The university's internal mail system.