| noise | |
| 1. n. Various sounds, usually unwanted or unpleasant. | |
| He knew that it was trash day, when the garbage collectors made all the noise. | |
| 2. n. Sound or signal generated by random fluctuations. | |
| 3. n. (technology) Unwanted part of a signal. (Signal to noise ratio) | |
| 4. n. (genetics) The measured level of variation in gene expression among cells, regardless of source, within a supposedly identical population. | |
| 5. n. Rumour or complaint. | |
| The problems with the new computer system are causing a lot of noise at Head Office. | |
| 6. n. (obsolete) Music, in general; a concert; also, a company of musicians; a band. | |
| 7. n. (music) A genre of rock music that uses static and other non-musical sounds, also influenced by art rock. | |
| 8. v. (intransitive) To make a noise; to sound. | |
| 9. v. To spread news of; to spread as rumor or gossip. | |
