B-side

US /ˈbiː.saɪd/
UK /ˈbiː.saɪd/
"B-side" picture
1.

sisi-B, lagu sampingan

a secondary song on a vinyl single, typically less prominent than the A-side

:
Many classic rock bands released some of their best material as B-sides.
Banyak band rock klasik merilis beberapa materi terbaik mereka sebagai sisi-B.
The song on the B-side became a surprise hit.
Lagu di sisi-B menjadi hit kejutan.