We say or use this phrase when we don't care or are not interested in what someone says or does.

Style with Ease

I don't give a shit is a popular phrase to be used when you are not interested in what someone else says or believes. It implies that you don't even care enough to physically give them a sample of your fecal matter.

An ailment that causes one to not care about the consequences of their actions or give up on their goals.

When you just dont care, could also be paired with I dont give a fuck

The act of not caring about something.

Something a person will say when they don't care what a person has to say. Phrase is most heavily used by people who are being talked to by a liberal or polititian. The phrase can be tracked as far as the year 1812s when the English told Americans that they are mean and need to give them thier land back. The Americans replied "I dont give a shit".