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

The outdoor market takes over the San Zeno neighborhood with more than 200 exhibitors from all over northern Italy who come to sell vintage furnishings, art, decor, and clothing. —Laura Itzkowitz, Travel + Leisure, 3 Dec. 2025

Shower Door Track Yes, your shower door tracks (and outdoor sliding doors) get dusty. —Mary Marlowe Leverette, Southern Living, 3 Dec. 2025

The site will also include an outdoor dining option, student gardens, hard surface play and learning zones above the garage, and a flexible field where the old high school once stood. —Jacob Wycoff, CBS News, 3 Dec. 2025

Along with rustic cabins, the lodge boasts lush gardens, the Warrior Restaurant, an outdoor dining area and an infinity pool, all amid a multi-species habitat. —Yamillah Hurtado, PEOPLE, 3 Dec. 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