Definition of out-guard in US English:

out-guard

noun

  • A guard placed at a distance from the main body of an army; an advance guard, an outpost; the action of serving as such a guard.

Origin

Late 16th century; earliest use found in George Chapman (?1560–1634), poet and playwright. From out- + guard.

Pronunciation

out-guard

/ˈaʊtɡɑːd/