noisy

1 of 2

adjective

ˈnȯi-zē 

noisier; noisiest

1

: making noise

noisy trucks and buses

2

: full of or characterized by noise or clamor

a noisy office

a noisy scene

3

: noticeably showy, gaudy, or bright : conspicuous

a noisy sweater

noisily

ˈnȯi-zə-lē 

adverb

noisiness

ˈnȯi-zē-nəs 

noun

noisiness

2 of 2

noun

nois·​i·​ness -zēnə̇s 

plural -es

: the quality or state of being noisy

Synonyms of noisy

Adjective

• discordant
• booming
• blatant
• dinning
• dissonant
• rackety
• cacophonous

Examples of noisy in a Sentence

Adjective

The playground was filled with noisy children.

His lawnmower is very noisy.

Recent Examples on the Web

Adjective

It’s typically done by helicopters, which are costly, noisy, and polluting. — Edd Gent, IEEE Spectrum, 29 Oct. 2026

Bulky and noisy battery energy storage systems could be a thing of the past, as a global technology company, Sigenergy, Tuesday launched its commercial and industrial battery range in Australia. — Muskan Bhatia, Interesting Engineering, 27 Oct. 2026

Platner’s noisy ascension and implosion didn’t just leave the Democrats looking untrustworthy. — Chris Smith, Vanity Fair, 26 Oct. 2026

The Ukrainian capital endured a noisy night as 21 ballistic missiles came in three waves, Zelenskyy said, smashing apartment buildings, energy facilities, a railway station and the Kyiv subway system, shopping malls and businesses. — Arkansas Online, 23 Oct. 2026

Word History

First Known Use

Adjective

1675, in the meaning defined at sense 1

Kids Definition

noisy

adjective

ˈnȯi-zē 

noisier; noisiest

1

: making noise

2

: full of or characterized by noise

a noisy street

noisily

-zə-lē 

adverb

noisiness

-zē-nəs 

noun