Noober

Some kid who has as most 180 subs on youtube and plays either Minecraft, Roblox, Fornite, or any other game like that.

Steve: Jarred who are you watching? It looks dumb.
Jarred: Oh I'm just ironically watching this noober.
Steve: Why?
Jarred: ...idk.

Oofma

It's a common strand of the disease Ligma. Although the Ligma epidemic has passed, Oofma has begun to be on the rise. Roblox players are regularly being admitted to the hospital for contracting Oofma, people who say "oof" are also prone to get it as well. Oofma is really contagious.

Joe: Hey John, how's it going?
John: Not great, I was admitted to the hospital for contracting Oofma.
Joe: Oh crap, get away from me! You know how contagious it is!
John: Oh man, I'm sorry!
Joe: Oof! Oh great you got me sick.