а мне-то что?

• (А) МНЕ-ТО <тебе-то и т.п.> ЧТО? coll

[sent; these forms only; fixed WO]

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⇒ that does not have any relation to me (you etc), that does not interest or concern me (him etc):

- (а) мне-то <тебе-то, ему-то и т. п.> что? ≈ what's it to me <you, him etc>?;

- what dol <do you, does he etc> care?;

- I <he etc> couldn't care less;

- it's no skin off my <your, his etc> nose.

     ♦ "Говорят, будут сливать несколько отделов". - "Тебе-то что! Твоего отдела это не коснётся". "I hear they're going to merge several departments." "What do you care, your department won't be affected."