How is “even less” used?

In The Grapes of Wrath (1940), one line is: “They don't even break even, much less show profit.”

Which movie is “even less” from?

The clip at the top of this page is from The Grapes of Wrath (1940).

They don't even break even, much less show profit.

8 作品で登場 · 1 本目

to a still smaller degree, amount, or extent; and certainly not

35 本の映画に登場

編集映画の 63%
to a still smaller degree, amount, or extent
オックスフォード映画の 38%
and certainly not
I don't like what you're implying, and I like being followed even less.

定義：Oxford Advanced Learner's Dictionary 第 9 版