Yes, it means layperson, but with derogatory cense. It is like using the n-word to describe black people (though not as extreme). If you mean average user, just say average user, unless you really mean to use derogatory term, that is.

Judging by the picture, it’s a cat.

But it’s less cruel to students.

I don’t use discord

Don’t like it - don’t use it. It’s a free (capitalist) country.

I like to have more than one tab opened on my browser.

Next thing we should block any car community. Cars kill people.

Competition for one show is another show. What else?