Noise  —n. 1 sound, esp. A loud or unpleasant one. 2 series or confusion of loud sounds. 3 irregular fluctuations accompanying a transmitted signal. 4 (in pl.) Conventional remarks, or speechlike sounds without actual words (made sympathetic noises). —v. (-sing) (usu. In passive) make public; spread abroad (a person's fame or a fact). [latin *nausea]