大だい至し急きゅう

noun, noun which may take the genitive case particle 'no', adverb

as soon as possible; ASAP; with the utmost urgency

Stronger than 至急; used in business or formal requests to demand immediate action. Often used adverbially with に or as a noun with の.

• 大だい至し急きゅうご返へん信しんください。

  Please reply as soon as possible.

• これは大だい至し急きゅうの案あん件けんです。

  This is a matter of the utmost urgency.

• 大だい至し急きゅうに処しょ理りいたします。

  We will handle it with the utmost urgency.