想定外

the unexpected, unforeseen

想定 assumption, supposition + outside, exterior
noun Rare #28,422
the unexpected, unforeseen
JA: 想定外の出来事が起きた。
EN: Something unforeseen happened.

想定外想定せよ

Expect the unexpected.

この質問は想定外だった

I wasn't expecting that question.

諸君これが想定外という事は良く分かっている

Everyone, I fully understand that this is unexpected.

— スター・トレックII カーンの逆襲 (1982)

想定外

I didn't see that coming.

— Good Luck, Have Fun, Don't Die (2026)

ここに来るのは想定外連中だ

The people coming here are not what we expected.

— Good Luck, Have Fun, Don't Die (2026)

これは想定外でしょう

This is unexpected, isn’t it?

— ダンガル きっと、つよくなる (2016)

それは想定外の出来事であった

It was an unexpected event.