A mixture between a goomba from Mario and a bumbaclaat
"Sorry I'm busy"
"You're such a goombaglaat"
A person who is guilty of being a goombaglaat
"You act like you're so good, but you're just a goombaglaatian
Buy a
Goombaglaatian
mug!
A mixture of the word goomba from Mario and bumbaclaat, used as an insult
"Sorry I can't do that."
"You're a real goombaglaat"