口こう唇しんこうしんFreq.FrequencyTop 50,000Meanings1nounlipsanatomyAnatomical term for the lips; used in medical or formal contexts. In everyday speech, 唇 (くちびる) is more common.口こう唇しんの乾かん燥そうを防ふせぐためにリップクリームを塗ぬる。Apply lip balm to prevent dryness of the lips.