Definition of “wrong” - Learner’s Dictionary

wrong

adjective us uk /rɒŋ/
I deleted the wrong file by accident.I think we got on the wrong bus.When they realized they had taken the wrong road they had to double back.I had inadvertently picked up the wrong keys.The pages were in the wrong order.
NOT CORRECT

A1 not correct:

the wrong answer
We're going the wrong way.
be wrong

A2 to think or say something that is not correct:

You were wrong about the party - it's today, not tomorrow.
get sth wrong

B1 to produce an answer or result that is not correct:

I got most of the answers wrong.
PROBLEM [ never before noun ]

B1 If something is wrong, there is a problem:

There's something wrong with my computer.
What's wrong?

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