How is “miss the boat” used?

In Dolittle (2020), one line is: “Making sure you don't miss the boat.”

Which movie is “miss the boat” from?

The clip at the top of this page is from Dolittle (2020).

Making sure you don't miss the boat.

4 作品で登場 · 1 本目

イディオム

to be unable to take advantage of sth because you are too late

くだけた · 4 本の映画に登場

to be unable to take advantage of sth because you are too late
If you don't buy now, you may find that you've missed the boat.

定義：Oxford Advanced Learner's Dictionary 第 9 版