a clapback
When you clap your hands while talking to someone to make your insult extra loud and extra mean.
You called me a fool? I clapped and said, ‘You’re a fool with a bad fashion sense.’
He said I was lazy? I clapped and said, ‘You’re a lazy person who also has no idea how to cook.’
She said I was loud? I clapped and said, ‘You’re loud and also a walking radio.’