noun🔗Share뇌우A storm consisting of thunder and lightning produced by a cumulonimbus, usually accompanied with heavy rain, wind, and sometimes hail; and in rarer cases sleet, freezing rain, or snow."The picnic was cancelled because the forecast predicted thunderstorms. "예보에서 뇌우를 예측했기 때문에 소풍이 취소되었습니다.weatherdisasterenvironmentnaturephenomenaChat with AIVocabulary GamePractice Reading