パタン
patan

Suru Verb
To-Adverb

1. with a snap; with a bang; with a plonk; with a click

Onomatopoeia
Related to ぱたり
かれ わたくし鼻先 はなさきでドアをぱたんとしめた。
karewa watashino hanasakide doao patanto shimeta
He slammed the door right in my face.
Suru Verb
To-Adverb

2. suddenly; all of a sudden

Onomatopoeia
Related to ぱたり
Other forms: