空くう前ぜんくうぜんCommon word›Freq.FrequencyTop 50,000Meanings1noun which may take the genitive case particle 'no'unprecedented; record-breakingDescribes something that has never happened before or is the highest/lowest on record. Often used in news headlines and formal statements.今年ことしの夏なつは空くう前ぜんの猛もう暑しょだった。