fall in line

Idioms  

1. Also, fall into line. Adhere to established rules or predetermined courses of action. For example, This idea falls in line with the entire agenda, or It wasn't easy to get all the tenants to fall into line concerning the rent hike. A related term is bring into line, meaning “to make someone fit established rules,” as in It was her job to bring her class into line with the others. These terms employ line in the sense of “alignment,” a usage dating from about 1500.

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Example Sentences

He seems to have ensured that when he speaks, the American bishops generally fall in line behind him.

From The Wall Street Journal • Apr. 18, 2026

Others fall in line with Beijing's strategic objectives, set out a decade ago in a major government initiative called Made in China 2025.

From BBC • Nov. 17, 2025

Otherwise, the Beige Book seemed to largely fall in line with the view of the economy that Fed Chair Jerome Powell outlined on Tuesday —i.e. not much has changed from September.

From Barron's • Oct. 15, 2025

Olson’s delivery of DJ’s speech is scathing and uncompromising, and Deborah agrees to fall in line.

From Salon • May 16, 2025

I tried to give my brother the same stare that Mama used on us when she expected us to fall in line, but it didn’t work.

From "Root Magic" by Eden Royce