noisy

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

Synonyms of noisy

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

Examples of noisy in a Sentence

The playground was filled with noisy children.

His lawnmower is very noisy.

Recent Examples on the Web

Sincere emotion—surprise in particular—has become a crucial X factor for creating engaging social media content in an era of increasingly crowded and noisy social media feeds. — Literary Hub, 10 Aug. 2026

Alexander hopes to provide impactful, public-service journalism, making viewers smarter in an increasingly noisy media landscape. — Mark Joyella, Forbes.com, 10 Aug. 2026

This was before their dominance era, so the old noisy neighbours wanted to make a big song and dance out of the deal and erected a huge ‘Welcome to Manchester’ billboard to reflect what would soon be a changing of the guard in the city. — Tim Spiers, New York Times, 9 Aug. 2026

Follow the idea that opens the room, not the one that makes everything noisier. — Tarot.com, Chicago Tribune, 7 Aug. 2026

Word History

First Known Use

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