marching band

marching band (plural marching bands)

1. A group of instrumental musicians who generally perform outdoors, and who often incorporate movement, usually some type of marching, with their musical performance.
   • 2023 May 6, Rachel Cooke, “It was ludicrous but also magnificent: the coronation stirred every emotion”, in The Guardian‎:

     No, republicans did not celebrate; they took their placards and their yellow T-shirts to Trafalgar Square, where their voices could (almost) be heard against a backdrop of marching bands and pealing bells.