noise -- (sound of any kind (especially unintelligible or dissonant sound); "he enjoyed the street noises"; "they heard indistinct noises of people talking"; "during the firework display that ended the gala the noise reached 98 decibels")
noise, dissonance, racket -- (the auditory experience of sound that lacks musical quality; sound that is a disagreeable auditory experience; "modern music is just noise to me")
noise, interference, disturbance -- (electrical or acoustic activity that can disturb communication)
noise -- (a loud outcry of protest or complaint; "the announcement of the election recount caused a lot of noise"; "whatever it was he didn't like it and he was going to let them know by making as loud a noise as he could")
noise -- (incomprehensibility resulting from irrelevant information or meaningless facts or remarks; "all the noise in his speech concealed the fact that he didn't have anything to say")