- てっしょう
- 徹宵
all night
without sleep* * *Iてっしょう【鉄漿】=かね5.IIてっしょう【徹宵】all night (long); throughout the night. [⇒てつや]●徹宵協議の後 after an all-night conference [consultation]; after an all-night session
・徹宵飲み明かす make a night of it; have an all-night drinking session
・徹宵看護する sit up with 《an invalid》 all night.
Japanese-English dictionary. 2013.