This is the 7725th most frequent Polish word.
maia
The word "maia" does not have a meaning in Polish; it may be a name or misspelling.
In this sentence, 'Maia' is used as a proper noun, the name of a person.
Maia często chodzi na spacery po lesie.
Maia often takes walks in the forest.
Here, 'Maia' is possessive, referring to an item belonging to Maia.
Czy ktoś maia książkę z wczorajszego spotkania?
Does someone have Maia's book from yesterday's meeting?
In this context, 'Maia' is again a proper noun, used as the name of a figure from mythology.