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n. A detachment of troops stationed at a distance from a main force to guard against surprise attacks.

n. The station occupied by such troops.

n. A usually small military base established in another country.

n. An outlying settlement.

n. A military post stationed at a distance from the main body of troops.

n. The body of troops manning such a post.

n. An outlying settlement.

n. A post or station without the limits of a camp, or at a distance from the main body of an army, for observation of the enemy.

n. The troops placed at such a station.

n. A post or station outside of the limits of a camp, or at a distance from the main body of an army: often used figuratively.

n. The soldier or soldiers placed at such post or station.

n. a military post stationed at a distance from the main body of troops

n. a station in a remote or sparsely populated location

n. a settlement on the frontier of civilization

"Upon receipt of the _halt order_ from the commander of the main column, the outpost commander issues the _outpost order_ with the least practicable delay."

post    military post    station    colony    settlement   

fortress    patrol    garrison    colony    frontier    picket    headquarters    scout    stronghold    fortification