The definition I knew is the most common definition, friend.
minstrel
[ min-struh l ]SHOW IPA
SEE SYNONYMS FOR minstrel ON THESAURUS.COM
noun
1. a medieval poet and musician who sang or recited while accompanying himself on a stringed instrument, either as a member of a noble household or as an itinerant troubadour.
2. a musician, singer, or poet.
3. one of a troupe of comedians, usually white men in blackface, presenting songs, jokes, etc., and portraying negative racial stereotypes.
https://www.dictionary.com/browse/instrument
Definition of minstrel
1: one of a class of medieval musical entertainers especially : a singer of verses to the accompaniment of a harp wandering minstrels
2a: MUSICIAN
b: POET
3a: a member of a type of performance troupe caricaturing black performers that originated in the U.S. in the early 19th century
NOTE: The acts of minstrels, who typically performed in blackface, featured exaggerated and inaccurate representations of black people in songs, dances, and comic dialogue. The popularity of minstrel shows in their heyday played a significant role in promoting negative racial stereotypes. Professional minstrel shows had fallen out of favor and effectively disappeared by the mid-20th century.
b: a performance by a troupe of minstrels : a minstrel show
https://www.merriam-webster.com/dictionary/minstrel