freemen's song
/ˈfriːmənz ˌsɔŋ/(also freeman's song) Now historical
noun
A lively secular part-song for three (or occasionally four) voices, of a type popular in the 16th cent.
Origin
Late 16th century; earliest use found in John Hooker (c1527–1601), antiquary and civic administrator. Alteration of three men's song (and variants), after freeman.