sidegirl

plural sidegirls

1. entertainmentA female soloist playing with a band or group of which she is not a regular member.

   The sidegirls paraded into their place beside the gangplank;

   2016, Mike Shepherd, Kris Longknife: Bold, →ISBN, page 218

   2 more examples

   An assortment of sidemen (and sidegirls) provide a varied accompaniment on mouth-harp, dulcimer, fiddle, and, of course, guitar.

   1964, LSR - Issues 28-30, page 27

   Playing lead alto saxophone and doubling on soprano, Patterson stands to announce each tune in a set, beats off the tempo and then credits each "sidegirl" at song's end for the solos performed.

   1980 November 15, Dave Dexter Jr., “Billboard”, in All-Female Big Band Rolls In L.A., volume 92, number 46