had better
had better — idiom
1. used when you tell someone that a particular action is strongly advised or even
used when you tell someone that a particular action is strongly advised or even necessary, often because there could be unpleasant results if it is not done
Selim had better finish his homework before his parents get home.
had better + base verb for strong advice
You had better take an umbrella — the forecast says it will rain all afternoon.
If her fever does not go down by morning, Anong had better call the doctor.
subordinate-if clause + had better advice
We had better reserve a table now, or there will be no seats left.
Vikram had better not leave his phone on the bus again.
negative: had better not + base verb for warning
- should
weaker and more neutral than 'had better'; 'should' gives advice without implying negative consequences
- ought to
similar in strength to 'should', slightly more formal; lacks the warning tone of 'had better'
- must
stronger obligation; 'had better' is softer in some contexts but still carries urgency
Grammar Patterns
had better + base verb
had better not + base verb
Usage Note
Despite the past-tense form 'had', this phrase refers to present or future situations. It is stronger than 'should' and often carries an implied threat of negative consequences if the advice is ignored. The negative is formed as 'had better not + verb', not 'didn't have better'.