best behavior

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

He was on his best behavior since it was in dad’s London office, and advisers entered the room throughout the day.

From The Wall Street Journal • Feb. 24, 2026

The comedian and “School of Rock” star surprised moviegoers at a showing of “Minecraft” over the weekend and encouraged them to be on their best behavior, according to video shared Sunday by the Hollywood Handle.

From Los Angeles Times • Apr. 14, 2025

If you can do the cauliflower, you better be on your best behavior.’

From Slate • Oct. 31, 2024

The gift of the most outrageous comedies, after all, is that they allow us, for an hour or two in a darkened room, to leave best behavior and safe spaces at the door.

From New York Times • Jun. 13, 2023

Being on my best behavior at all times was just one of the problems with being the commander’s kid, and today of all days I did not want to play the polite and well-behaved daughter.

From "Glitch" by Laura Martin