not want to know (about something)
idiomPart ofknow
not want to know (about something) — idiom
1. To take no interest in something because you do not care or it is too much troub
1.idiom
Definition
To take no interest in something because you do not care or it is too much trouble.
Example
I tried to explain, but she didn't want to know.
How much did it cost? You don't want to know.