Definition of “or” - Learner’s Dictionary


conjunction us uk strong /ɔːr/ weak /ər/
Extra Examples
The consent form must be signed by the child's parent or guardian.Shall we use the stairs or take the lift?Are you coming or not?Would you prefer red or white wine?Do you think I should address him as 'Mr Benson' or 'Albert'?

A1 used between possibilities, or before the last in a list of possibilities:

Would you like toast or cereal?
Is that a boy or a girl?
You can have beer, wine, or mineral water.
The house will take two or three years to complete.

B2 used to change or correct something you have said:

We told the truth, or most of it.

used to give a reason for something you have said:

She must love him or she wouldn't have stayed with him all these years.

A2 used after a negative verb between a list of things to mean not any of those things or people:

Tim doesn't eat meat or fish.
She doesn't have a telephone or a fax machine.

(Definition of “or” from the Cambridge Learner's Dictionary © Cambridge University Press)