sidegirl means A female soloist playing with a band or group of which she is not a regular member. Lexicurio rates it Sui generis — a strength score of 93 out of 100.
noun
- A female soloist playing with a band or group of which she is not a regular member.“An assortment of sidemen (and sidegirls) provide a varied accompaniment on mouth-harp, dulcimer, fiddle, and, of course, guitar.”