know better
idiomDefinition of know better
1 : to be smart or sensible enough not to do something You walked home alone? Don't you know better (than that)? She'll know better than to trust them again. There's no excuse for his behavior. He's old enough to know better. Don't blame him. He's just a child and he doesn't know (any) better.
2 : to know or understand the truth about something She tried to tell me that it wasn't her fault, but I know better.
3 : to know or understand more than other people You can't tell him what to do. He always thinks that he knows better.
Comments on know better
What made you want to look up know better? Please tell us where you read or heard it (including the quote, if possible).
Test Your Vocabulary
Words from Greek and Roman Mythology Quiz
-
- Boreal comes from the name of the ancient Greek god of which wind?
Can you spell these 10 commonly misspelled words?
TAKE THE QUIZ
Test Your Knowledge - and learn some interesting things along the way.
TAKE THE QUIZ
Share know better
Resources for know better