speak out of turn

US /spiːk aʊt əv tɜːrn/
UK /spiːk aʊt əv tɜːrn/
"speak out of turn" picture
1.

余計なことを言う, 場違いなことを言う

to say something inappropriate or at the wrong time, especially something that should have been kept secret or that was not one's place to say

:
I hope I didn't speak out of turn when I mentioned the new project.
新しいプロジェクトについて言及したとき、余計なことを言わなかったことを願います。
He tends to speak out of turn, which often gets him into trouble.
彼は余計なことを言う傾向があり、それがしばしば彼をトラブルに巻き込む。