white noise

noun

1

a

: a heterogeneous mixture of sound waves extending over a wide frequency range compare pink noise

b

: a constant background noise

especially : one that drowns out other sounds

2

: meaningless or distracting commotion, hubbub, or chatter

the white noise of policy and politics in America

—Joseph Nocera

Examples of white noise in a Sentence

Recent Examples on the Web

Most participants reported not liking the office white noise track. —Joshua Rapp Learn, Discover Magazine, 22 Mar. 2025

This small accessory not only helps with temperature regulation, but also adds some white noise to your bedroom. —Miranda Silva, Architectural Digest, 17 Mar. 2025

Camp near a river or stream for natural sound-blocking white noise, or use an app on your phone for the same effect. —Outside Online, 11 Mar. 2025

Daytime Utility: The machine’s white noise settings can create a focused soundscape, ideal for work, study, or moments of relaxation. —Lauren Carpenter, USA TODAY, 10 Jan. 2025

Word History

First Known Use

1943, in the meaning defined at sense 1a

Rhymes for white noise

• counterpoise
• equipoise
• alloys
• annoys
• carboys
• convoys
• cowboys
• deploys
• destroys
• employes
• employs
• enjoys

Kids Definition

white noise

noun

1

: an even mixture of sound waves extending over a wide frequency range

2

: a constant background noise

especially : one that drowns out other sounds

Medical Definition

white noise

noun

: a heterogeneous mixture of sound waves extending over a wide frequency range that has been used to mask out unwanted noise interfering with sleep

called also white sound