B-sider

A song released as a B-side.

Noun

  1. A song released as a B-side.
    • […] a full-throttled B-sider about a trucker fighting bad weather and windy roads to get to his favorite truck stop and waitress. - 2000, Kurt Wolff, Orla Duane, Country Music: The Rough Guide, page 314

Origin

From B-side + -er.

Forms

B-siders