痛いたくも痒かゆくもない

expression, i-adjective

of no concern at all; I couldn't care less; no skin off my nose

Idiomatic expression meaning something doesn't bother or affect one at all; literally 'neither painful nor itchy'. Often used to express indifference or lack of personal stake.

• 彼かれが何なにを言いおうと、私わたしには痛いたくも痒かゆくもない。

  Whatever he says, it's of no concern to me at all.