The past tense of hurt. It is absolutely correct to use this term when using websites such as Facebook. Furthermore, your friends cannot ridicule you for using this term as it is absolutely correct (as previously stated).
Boy: I ate so much cheese that my stomach hurted
Girl: Don't you mean "hurt"?
Boy: No, it happened in the past, so it's "hurted"
Girl: Oh ok, you are so awesome.
Boy: Wrong, you mean to say "awesomest"
Girl: Thank you for correcting me
Boy: Your welcome