A kid who blows at everything he does. Scrubs are usually creatures that are clumsy and don't know how to do anything, especially play videogames. They usually let anyone & everyone win at any videogame. Specifically CoD and Miniclip 8ball pool. They will most likley end up scrubbing carpets as their career.
Pat: damn look at edon he's such a scrub!
Arthur: dont touch him, he will make you all scrubby!
Someone particularly bad at a video game, but thinks they're good at it
Or someone who has a bad strategy to a game, most common on first person shooters (COD)
Person 1: Dude I just 360 no scoped this camper on COD!
Person 2: Yea ez bruh that's bc he was a scrub bruh
A scrub is a guy who thinks he's fly, and is also known as a buster. He is always talking about what he wants and just sits on his ass. In addition, he lives with his mama, and tries to holler at you.
A person who talks big but doesn't deliver.
"Oh please! I'm gonna crush you in basketball!" Kellen shouts to Morgan.
Soon Morgan is beating Kellen by 15 points in their game.
"What a scrub!" Emma snickers fondly to her friend Haley, who were both watching the scene play out.