This is the 6279th most frequent Polish word.
billie
The word "billie" does not have a meaning in Polish; it may be a name or borrowed term.
A proper noun, specifically a person's name.
Billie uwielbia grać na gitarze.
Billie loves playing the guitar.
Part of a song title, referencing a proper noun.
Piosenka 'Billie Jean' była wielkim przebojem.
The song 'Billie Jean' was a big hit.
Referring to someone's given name in a descriptive context.