This is the 2936th most frequent Portuguese word.
mega
"Mega" in Portuguese means "very big" or "extremely great."
Here, 'mega' is used in an emphatic colloquial sense to intensify the adjective 'incrível', indicating the concert was exceptionally amazing.
O concerto ontem à noite foi mega incrível.
The concert last night was mega incredible.
In this sentence, 'mega' serves as a colloquial intensifier for 'espaço', suggesting the house has a very large amount of space.
Comprei uma casa com mega espaço para minha família.
I bought a house with mega space for my family.
'Mega' is used in an advertising context to amplify the importance or attractiveness of the promotion, emphasizing it as significant and appealing.