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

• alfresco
• open-air
• out-of-door
• out-of-doors
• 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

The main living space opens directly to an outdoor patio with a full outdoor living room and a 150-foot-long Olympic-sized infinity pool, which also overlooks the skyline and ocean. —Emma Reynolds, Forbes.com, 28 Mar. 2025

Activities and Experiences Hotel guests and locals use the spacious outdoor patio on the ground floor to work and enjoy the shade. —Taylor McIntyre, Travel + Leisure, 28 Mar. 2025

Secure loose outdoor items and adjust plans as necessary so you're not caught outside. —Ca Weather Bot, Sacbee.com, 28 Mar. 2025

This gorgeous table and weather wicker armchairs are straight out of an outdoor dining furniture fantasy. —Nora Taylor, Architectural Digest, 28 Mar. 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