Английский словарь американских идиом - something else again

{n. phr.} A different kind of thing; something different. * /I don't care if you borrow my dictionary sometimes, but taking it without asking and keeping it is something else again./ * /"But I don't want a new car," Charles said to the car dealer, "I want a used car." "Oh," said the car dealer, "that's something else again."/