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 kitchen is an all-white affair, offset by a striking blue range and a few dark-wood accents, while an outdoor kitchen is also at your disposal for grilling up alfresco meals. —Tori Latham, Robb Report, 10 Dec. 2025

Secure loose outdoor items and adjust plans as necessary so you're not caught outside. —Nc Weather Bot, Charlotte Observer, 10 Dec. 2025

Washington School House Hotel is located atop Park Avenue, moments from Main Street, and provides complimentary après-ski fare in the living room for outdoor enthusiasts who have worked up an appetite. —Nicole Kliest, Vogue, 10 Dec. 2025

Each restaurant will have one drive-thru lane, indoor seating for 74 customers and a covered patio with outdoor seating for about 30 people. —Jordan Green, Nashville Tennessean, 10 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