How to get rid of this creepy guy on chat?

ok there is this guy that keeps im'ing me I don't know how to get rid of him I didn't give him my screename the way he got it is whene my friends got on it and when't on this chat thing and he got it any way he is really nasty his screename is HORNYDADDY. so how do I get rid of him

how do I block him

look in a help section of whatever messenger you're using and search for 'block' and it should direct you.

ok thanks

mark him as spam too :D

when he AIM's you, on th bottom of your chat box it will say WARN, you can warn them anonymously, and it gives them letss freedom on aim, to block him, when hes on th e buddy list, right click and scroll till you see block, or on the chat box next to warn there is a block button funmail me please and tell me if I gelped! I hope I didd good luck!

when he AIM's you, on th bottom of your chat box it will say WARN, you can warn them anonymously, and it gives them letss freedom on aim, to block him, when hes on th e buddy list, right click and scroll till you see block, or on the chat box next to warn there is a block button funmail me please and tell me if I gelped! I hope I didd good luck!