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

Residents say the notices represent just a fraction of what occurs at the site, including noxious odors and noisy truck deliveries when people are trying to sleep. — Blanca Begert, Los Angeles Times, 3 Oct. 2026

The announcement was light on specifics, such as how loud the drones are (about as noisy as a passing car, DoorDash says). — Alexei Oreskovic, Fortune, 1 Oct. 2026

The new interpretations of the Endangered Species Act remove some of the legal basis for enforcing rules for noisy seismic surveys, speed limits on vessels and restrictions on shipping routes designed to help protect the whales from harm. — Timothy Randhir, The Conversation, 1 Oct. 2026

On the third floor of a rundown building in a noisy Delhi market, Mohammad Faiz moves from one lecture to another, filling a notebook with neat rows of text over the course of six hours. — Aakash Hassan, Christian Science Monitor, 1 Oct. 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