B-side

B-side (plural B-sides)

1. The reverse side of a cassette tape or a phonograph record, especially a vinyl single, often containing songs not considered for airplay.

   Synonyms: flip, flipside

   Antonym: A-side

   • 1972, Jim Peterik (lyrics and music), “Flip Side”, performed by Ides of March:

     I wonder what is happening on the flip side of the world, / The side you never like to play / I know you say you need the A-side all the time / But the B-side, I just wonder what you say

2. Any song included on a compact disc single, besides the first song (the A-side).

• A-side and B-side on Wikipedia.Wikipedia

• Bedis, Side B, bides, diebs, sebid