ズドン

adverb taking the 'to' particle, adverb

with a bang; with a boom

Mimics a loud, deep explosive sound, especially from a gun or cannon.

• 猟りょう銃じゅうがズドンと鳴なった。

  The hunting rifle went off with a bang.

adverb taking the 'to' particle, adverb

with a thud; with a thump

Mimics a heavy, dull impact sound, like something heavy falling or hitting a surface.

• 大おおきな荷に物もつがズドンと床ゆかに落おちた。

  The heavy luggage fell onto the floor with a thud.