give a hang v. phr.,
informal To have any interest 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 to the dances; he does not care a straw about dancing. [TahlilGaran] English Idioms Dictionary ▲