This is the 857th most frequent Portuguese word.
meia
"Meia" in Portuguese can mean "sock," "half," or "six" (informally, in phone numbers).
Here, 'meia' means 'sock', referring to an item of clothing worn on the feet.
Eu comprei uma meia nova na loja ontem.
I bought a new sock at the store yesterday.
In this context, 'meia' functions as an informal contraction of 'meio', meaning 'somewhat' or 'partially'.
A sala estava meia escura devido à falta de luz natural.
The room was somewhat dark due to the lack of natural light.
Here, 'meia' refers to a 'midfielder', a position in soccer.