n00bb00n
A total noob who’s so bad, you have to use two curse words in one word to make them feel how much of a failure they are.
"You’re a n00bb00n!", said to a kid who tried to ride a bike and fell into a bush.
"That’s a n00bb00n!", shouted at a guy who tried to sing and it sounded like a cat with a sore throat.
"You’re a n00bb00n!", yelled by a teacher who saw a student write a sentence with 10 spelling mistakes.