This refers to a new-be;someone who is new to habbo and does not know much about things such as the habbo way or how to the console.If you are n00b we suggest you avoid mazes that are full people can insult you alot for getting stuck.
Noob: A general insult e.g you are a stupid noob.People may interpret this in their own way as far as we know there have been no cases of a ban for saying noob. but it's probaly better not to say it in the first place as it could be either incredibly nsulting or barely insulting to the person you said it to