Definition from Wiktionary, the free dictionary
- (idiomatic, with bare infinitive, informal) Should; ought to; need to; must.
You had better finish that homework on time, if you want to get a good grade.
"Will we get it finished?" / "We had better."
The project had better get finished by the current deadline.
- The negative form is had better not.
- Had better is a strong expression. It usually indicates that there will be a consequence or negative result if someone doesn't follow the suggestion.
- Colloquially, had is often reduced to the clitic 'd or omitted. See better.
You better have my money by tomorrow.