Meaning of “no” - Learner’s Dictionary


exclamation uk us /nəʊ/

A1 something that you say in order to disagree, give a negative answer, or say that something is not true:

"Have you seen Louise?" "No, I haven't."
"Have you ever been to Ireland?" "No."
"Can I have some more cake?" "No, you'll be sick."
"He's really ugly." "No he isn't!"

A2 something that you say to agree with something that is negative:

"He's not very bright, is he?" "No, I'm afraid not."
Oh no!

A2 something that you say when you are shocked and upset:

Oh no! It's gone all over the carpet!

(Definition of “no exclamation” from the Cambridge Learner’s Dictionary © Cambridge University Press)