ごとん

adverb taking the 'to' particle, adverb

thump; clang; clank

Mimetic word for a heavy, dull impact sound, like something solid dropping or hitting a surface. Often used with と.

• 本ほんが床ゆかにごとんと落おちた。

  The book fell to the floor with a thump.

• 大おおきな石いしがごとんと音おとを立たてて転ころがった。

  A large rock rolled with a clunk.