居庸關 jūyōngguān Juyongguan Pass Origin Definitions Defs Strokes Stroke Words Sentences Sents 居 jū verb to reside to reside; to dwell; to live; to inhabit庸 yōng adjective mediocre Ordinary or commonplace; lacking in talent or quality.关 關 guān noun pass A mountain pass; a strategic checkpoint at a border or critical location