Definition of callithumpian in US English:

callithumpian

adjective

  • 1US informal and regional (originally north-east.). Designating a group of people making cacophonous music or noise using a variety of instruments, utensils, etc., as a demonstration of a general feeling of celebration, dissatisfaction, etc.; of or relating to such a band or its music. Frequently in "callithumpian band", "callithumpian serenade". Now historical.

  • 2Of music or noise: cacophonous, discordant, noisy.

noun

  • US informal and regional (originally north-east.). A member of a callithumpian band. Now historical.

Origin

Early 19th century; earliest use found in Columbian. Probably from an arbitrary first element + thump + -ian.

Pronunciation

callithumpian

/ˌkalɪˈθʌmpɪən/