Quote Originally Posted by hian View Post
funner is not a word. Most likely the word you're thinking of is funnier which isn't a real word either, but is still used on a wide basis. Fun, funnier, funniest... Funner has no meaning whatsoever and is a result of peoples lacking english skills, and I have only seen it amongst people on the internet.
if people use it, it's a word. Do you understand what someone means when they say it? of course, so it is a word people use. It's not grammatically correct, but who worries about grammar online?