尻しり切きれトンボ

noun

leaving unfinished; unfinished ending; cutting off abruptly

Refers to something that stops abruptly without a proper conclusion, like a dragonfly with its tail cut off. Often used for stories, explanations, or tasks that are left incomplete.

• 彼かれの話はなしはいつも尻しり切きれトンボで終おわる。