oughtn't've

IPA(Pronunciation)

UK abbreviation colloquial dialectal

(UK, colloquial or dialectal) ought not to have

Japanese Meaning

〜すべきではなかった

I know I oughtn't've said that to her, but I was so angry I couldn't stop.

あれを彼女に言うべきではなかったと分かっているが、とても怒っていて止められなかった。

Sense（1）

(UK, colloquial or dialectal) ought not to have

"Hell, mebbe we oughtn't've done that." Tony was regretful.