Definition of 烏兎匆々 (うとそうそう)

そうそう

烏兎匆々

うとそうそう

utosousou

expression
days and nights passing by quickly, months and years flying by, Time flies(yojijukugo)
Other readings:
烏兎匆匆【うとそうそう】
Related Kanji
crow, raven
rabbit, hare
rush, hurry, be flustered