noun, noun or participle which takes 'suru', intransitive verb
keeping watch; standing guard
Refers to the act of standing guard or keeping watch, often in a military, security, or formal context. Can be used as a noun or as a suru-verb.
兵士が門の前で立哨している。
A soldier is standing guard in front of the gate.
夜間の立哨は緊張を伴う
Night watch duty involves tension.