Definition of had better do something in English:

had better do something

Would find it wiser to do something; ought to do something: you had better be careful
More example sentences
  • If the FA thinks that was bad, they had better do something soon.
  • But they had better do something about this quick.
  • Mrs Hancock, said: ‘We will put £1m-plus into this on the grounds that if we're going to do it, we had better do it properly.
See parent entry: better

Definition of had better do something in: