ワーンわーんFreq.FrequencyTop 100,000Meanings1interjectionwaa; boohooOnomatopoeic crying sound, often used by children or in casual, emotional contexts. Equivalent to 'waa' or 'boohoo' in English.転ころんで、ワーンと泣なき出だした。He fell down and burst out crying, 'Waa!'