not want to know

not want to know

To refuse to be involved in or aware of something or some situation. A: "We could channel the profits through the offshore account, though it might not be totally legal." B: "I don't want to know—just make the numbers work!" If he's got another get-rich-quick scheme, I don't want to know about it.
See also: know, not, want

not want to know

refuse to react or take notice. informal
See also: know, not, want

not want to ˈknow (about something)

(informal) not care about something; not want to become involved with something: She was in desperate need of help but nobody seemed to want to know.If she wants money, I don’t want to know about it.
See also: know, not, want
References in classic literature ?
The worst had happened; Juag and I seized paddles and kept the canoe with the wind; but that squall was the parting shot of the gale, which died out immediately after, leaving us free to make for the shore, which we lost no time in attempting.
With that parting shot at the new ideas, my old friend left me for a time.
He was encouraged to chance a parting shot, now, at the same target, and did it.
Onley got up to go, but turned at the door and delivered a parting shot.
With that parting shot at her step-mother, Blanche withdrew.
He surrendered the wheel, picked up the tray, and for a parting shot informed me that Mr.