outdoor

adjective

out·​door ˈau̇t-ˌdȯr 

ˈau̇t-ˈdȯr

variants or less commonly outdoors

ˈau̇t-ˌdȯrz, 

ˈau̇t-ˈdȯrz 

1

: of or relating to the outdoors

2

a

: performed outdoors

outdoor sports

b

: outdoorsy

an outdoor couple

3

: not enclosed : having no roof

an outdoor restaurant

Synonyms of outdoor

• open-air
• outside
• outer
• exterior
• out-of-door
• external
• outdoorsy

Examples of outdoor in a Sentence

an outdoor picnic is always at the mercy of the weather, of course

Recent Examples on the Web

In every room, a marble-and-rose-gold drinks bar sets a playful deco tone, while the outdoor rain showers, with their bright-green bamboo tiles, are fun and fitting. — Condé Nast, Condé Nast Traveler, 8 Oct. 2026

Available options include a stationary air conditioner, water heater for the outdoor shower, leisure battery upgrade to lithium, exterior awning and more. — New Atlas, 7 Oct. 2026

But certain corners of the site hold up well, particularly bedroom storage and budget-friendly outdoor furniture. — Audrey Lee, Architectural Digest, 7 Oct. 2026

At certain Drees Homes communities nationwide, a special summer sale allows buyers up to $20,000 for outdoor features. — Lew Sichelman, Miami Herald, 7 Oct. 2026

Word History

Etymology

out (of) door, out (of) doors

First Known Use

1748, in the meaning defined at sense 1

Rhymes for outdoor

• abhor
• abor
• adore
• afore
• ardour
• ashore
• backdoor
• before
• bookstore
• candour
• centaur
• claymore

Kids Definition

outdoor

adjective

out·​door ˌau̇t-ˌdō(ə)r 

-ˌdȯ(ə)r

variants also outdoors

-ˌdō(ə)rz 

-ˌdȯ(ə)rz

1

: of or relating to the outdoors

an outdoor setting

2

: done outdoors

outdoor games

3

: having no roof and walls

an outdoor theater