second line

/S EH1 K AH0 N D L AY0 N/
noun
  1. 1

    The group of dancers, musicians and performers who are the second part of a traditional New Orleans parade (after the main group passes by), originally only for funerals but more recently as part of any celebration; the style of music associated with these parades, a direct ancestor of jazz.

Translate “second line” into another language

Source: https://en.wiktionary.org/wiki/second%20line