D defs.my
Entry 1 sense Webster, 1913

Outpost

/out'-pōstˌ/ · Out·post · IPA /ˈaʊtˌpoʊst/
01 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.
  1. 1.
    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.(Mil.)