丁ちょうと

ちょ

う

と

Meanings

1

with a clang; with a bang; with a crash

Onomatopoeic adverb describing a loud, sharp metallic or crashing sound, often from a single impact.

鉄てつの扉とびらが丁ちょうと閉しまった。
The iron door shut with a clang.
鍋なべが床ゆかに落おちて丁ちょうと大おおきな音おとを立たてた。
The pot fell to the floor and made a loud crash.