a cry or noise made to express displeasure or contempt | the quality of lacking any predictable order or plan |
a fricative sound (especially as an expression of disapproval) | incomprehensibility resulting from irrelevant information or meaningless facts or remarks |
| the auditory experience of sound that lacks musical quality; sound that is a disagreeable auditory experience |
| a loud outcry of protest or complaint |
| sound of any kind (especially unintelligible or dissonant sound) |
| electrical or acoustic activity that can disturb communication |