How is “under thumb” used?

In The Great Dictator (1940), one line is: “Within two years the world will be under your thumb!”

Which movie is “under thumb” from?

The clip at the top of this page is from The Great Dictator (1940).

Within two years the world will be under your thumb!

3 作品で登場 · 1 本目

completely controlled by sb

4 本の映画に登場

オックスフォード映画の 100%
completely controlled by sb
Forgive me, but with you gone, me and Pete will come under Barzini's thumb.

定義：Oxford Advanced Learner's Dictionary 第 9 版