大だい々だい

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

very big; very large; huge

Emphasizes that something is extremely large in size, scale, or extent. Often used attributively with の or adverbially with と.

• 大だい々だい的てきなキャンペーンを展てん開かいした。

  They launched a very large-scale campaign.

• そのニュースは大だい々だいと報ほうじられた。

  The news was reported in a big way.

adverb taking the 'to' particle

taking up a lot of space; bulky; sprawling

Describes something physically occupying a large area or being spread out. Often used with と to describe a state or manner.

• 荷に物もつが大だい々だいと置おかれていて、部屋へやが狭せまく感かんじる。

  The luggage is placed taking up a lot of space, making the room feel cramped.