Synonyms/Hypernyms (Ordered by Estimated Frequency) of noun theme_song

2 senses of theme song

Sense 1
signature, signature tune, theme song -- (a melody used to identify a performer or a dance band or radio/tv program)
       => tune, melody, air, strain, melodic line, line, melodic phrase -- (a succession of notes forming a distinctive sequence; "she was humming an air from Beethoven")

Sense 2
theme song -- (a melody that recurs and comes to represent a musical play or movie)
       => tune, melody, air, strain, melodic line, line, melodic phrase -- (a succession of notes forming a distinctive sequence; "she was humming an air from Beethoven")