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

• open-air
• out-of-doors
• outside
• outer
• 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

Amenities: Free Wi-Fi, TVs in room, laundry service, elevator, outdoor area, air conditioning Optimally located in the Principe Real neighborhood, Casa do Jasmim is an affordable launchpad to go out and explore the area. —Monica Mendal, Vogue, 1 July 2025

The medical school stands as the centerpiece of The Pearl, a $1.5 billion mixed-use development district with retail, medical offices, apartments and an outdoor plaza. —Chase Jordan, Charlotte Observer, 1 July 2025

The party was held in an outdoor setting that had a blue and white balloon arch and cake bearing the same colors. —Ingrid Vasquez, People.com, 1 July 2025

Verandah staterooms range in size from 212 to 359 square feet, including an outdoor balcony and a sitting area. —Susan B. Barnes, Travel + Leisure, 1 July 2025

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