3. A derogatory nickname for person who you have a strong dislike to.
4. A derogatory nickname for someone with a very tiny head.
1. 'You think it's ok to steal from your friends you pinhead?'
2. 'I have such sights to show you - Pinhead, Hellraiser movie'
3. 'Ok Pinhead. I don't like you but you make a fair point'
4. 'Your head is very tiny from now i will call you Pinhead.'