How is “at all cost” used?

In Frozen II (2019), one line is: “But we've sworn to protect Arendelle at all costs.”

Which movie is “at all cost” from?

The clip at the top of this page is from Frozen II (2019).

But we've sworn to protect Arendelle at all costs.

5 作品で登場 · 1 本目

whatever is needed to achieve sth

14 本の映画に登場

オックスフォード映画の 100%
whatever is needed to achieve sth
Sir, our orders are to hold this bridge at all cost.
When it was suggested that it be the policy of the United States to make these things at all cost

定義：Oxford Advanced Learner's Dictionary 第 9 版