hubbub - definition and synonyms

noun [singular/uncountable] 

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/ˈhʌbʌb/
  1. 1
    the noise of a lot of people talking at the same time, especially when they are angry or excited

    Her voice was barely audible in the growing hubbub.

  2. 2
    a situation in which a lot of people or vehicles move around quickly and noisily

    the hubbub of the city streets