飛ひ信しん

noun

urgent letter; urgent news

Dated term for a letter or message sent with urgency, similar to an express dispatch. Not used in modern everyday conversation.

• 江え戸ど時じ代だいには、飛ひ信しんで急きゅうな知しらせを送おくった。

  In the Edo period, urgent news was sent by express letter.