give a hang

[give a hang] or [care a hang] {v. phr.}, {informal} To have anyinterest or liking; care. - Used also with other words in the place of"hang", such as "damn", "rap", "straw"; usually used in the negative.

You can quit helping me if you want to. I don't give a hang.

Some people don't care a rap about sports.

Bruce never goes tothe dances; he does not care a straw about dancing.