徹てつ夜や

noun, noun or participle which takes 'suru', intransitive verb, noun which may take the genitive case particle 'no'

staying up all night; all-nighter

Commonly used for working, studying, or being awake through the entire night. Often used with する to mean 'pull an all-nighter'.

• 試し験けんの前まえの日ひ、徹てつ夜やで勉べん強きょうした。

  The day before the exam, I studied all night.

• 徹てつ夜や明