濠沟 háogōu trench Origin Definitions Defs Strokes Stroke Words Sentences Sents 濠 háo moat (bound form) a moat around a city; a trench or ditch for defense. Often written as 壕 háo in modern usage.沟 溝 gōu defensive trench trench or ditch dug for defensive purposes, such as a moat or communication trench