know better

Idioms and Phrases

Be able to recognize something as wrong or not possible, as in Mary should know better than to leave her child alone in the house , or Try to get in without a ticket? You know better than that . [c. 1700]

Example Sentences

The most irresponsible comments however would have to be those of Donald Trump, since he should know better.

From The Daily Beast

The first was by someone who really should know better, Hilary Clinton.

From The Daily Beast

As a result, a number of outlets that should know better have picked up the story.

From The Daily Beast

I thought that it was crazy, because when you grow up in front of the camera you know better.

From The Daily Beast

Even police officers who should know better can get caught up in the myth that women lie about consensual sex.

From The Daily Beast

Blamed ef I'd lived in a country all my life, ef I wouldn't know better'n to git caught out in such weather's this!

From Project Gutenberg

The mothers know better than any one else how hard a way the little girl will have to travel through life.

From Project Gutenberg

And so did our patriots and leaders in the cause of regeneration know better, and never for a moment yielded to the base doctrine.

From Project Gutenberg

Drance198 would fain pass for a man who rules his master, though his master and the world know better.

From Project Gutenberg

I see,” replied Edward, “I was wrong; but I shall know better another time.

From Project Gutenberg