After I try one time, I quit trying. In the past I would try over and over to figure out what was being said before giving up. In an attempt to lessen the frustration, I've begun giving it one more try and leaving it at that.
It's a generic term for "sheet music", music that is written to play with instruments, some with words for a song-can be for a musical, a play, a film, a theater production...usually the author will be recognized as "score by (put name here)