noise effect
nounUK /nɔɪz ɪˈfekt/
US /nɔɪz ɪˈfekt/
The way a loud sound changes how you feel or what you hear.
The noise effect of the busy road made it hard to sleep.
OTHER MEANINGS
2. A change in a signal or picture caused by unwanted sound or interference.
The old radio had a strange noise effect whenever a storm came.
3. The feeling of stress or distraction caused by too much sound.
Workers complained about the noise effect of the machines next door.
4. A special sound added to a movie or game to make it more exciting.
The game uses a spooky noise effect when the monster appears.