Definition of chin music in English:

chin music

noun

US
informal
  • [mass noun] Idle chatter.

    • ‘‘You expect a bit of chin music when you come to these parts,’ said Michael.’
    • ‘That's so much chin music to you, who is wondering what to do.’
    • ‘Such punchiness is what Roth is commemorating - the hardheaded chin music of the grand old comrades.’