幽ゆう谷こくゆうこくFreq.FrequencyTop 100,000Meanings1noundeep ravine; glenA deep, narrow valley with steep sides, often with a poetic or literary feel. 'Glen' is a less common English equivalent.その山やま奥おくには深ふかい幽ゆう谷こくが広ひろがっている。A deep ravine stretches deep in the mountains.