1.sound of any kind (especially unintelligible or dissonant sound);
he enjoyed the street noises
2.the auditory experience of sound that lacks musical quality; sound that is a disagreeable auditory experience;
modern music is just noise to me
3.electrical or acoustic activity that can disturb communication
4.a loud outcry of protest or complaint;
the announcement of the election recount caused a lot of noise
5.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
6.the quality of lacking any predictable order or plan
1.emit a noise