It's a hacker term for "elite". What they mean is that something like that is a leech on our resources. It's nice that you learned HTML. There's much more constructive ways to use it, though, other than showing people how to steal bandwidth.

The proper way to build and show off your skills would be to create your own web site and try to make it the best you can, adding things as you learn them. That's what I did. Sure, there's ads on free sites. There's also cheap hosting out there. use those options. constructively