Yanus's voice carried across the water, above the incidental sounds of creaking boats and muted voices.

LEO: Mm-hmm, it's just incidental sound.

According to the site, the two rear speakers, which deliver incidental ambient sounds, should be placed to the left and right of where you are sitting.

While most films strive to avoid "incidental" sounds, the headsets picked up the actors' breathing and other sounds.

The footsteps and other incidental sounds that audiences instinctively expected to hear were missing.

In New York he had closed his ears to incidental sounds from sheer self-protection.

Everything is communicated through either incidental sound or by a character's stereotypical expressions of rage, fear, etc.

This episode is mainly an exploration of music created from incidental sounds in the environment.

Chris Brandkamp produced most of the ambient and incidental sounds in the game.

I could hear the steady murmur of incidental sounds.