indoor

adjective

in·​door ˈin-ˈdȯr How to pronounce indoor (audio)
Synonyms of indoornext
1
: of or relating to the interior of a building
2
: living, located, or carried on within a building
an indoor sport

Examples of indoor in a Sentence

Recent Examples on the Web
Examples are automatically compiled from online sources to show current usage. Read More Opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback.
The SoFi Center, which opened in 2025, is the indoor site of the TGL (Tomorrow’s Golf League), an innovative team golf league (developed by Tiger Woods and Rory McIlroy’s TMRW Sports) in partnership with the PGA TOUR, fusing advanced tech and live golf action in primetime on ESPN. James Varsallone, Miami Herald, 8 Apr. 2026 Dennis Powell, executive director of the Good Good Foundation, outlined plans for Vine Street Football Club, a series of events designed to activate both indoor and outdoor spaces across the district. Kansas City Star, 8 Apr. 2026 There are people who are afraid, based on instinct or experience, and people who are allergic; people who cannot tolerate the crotch sniffing; people who simply believe that dogs, regardless of their position in the family, should not encroach on indoor space. Rachel Sugar, Curbed, 8 Apr. 2026 Some indoor leagues restrict footwear, often prohibiting metal studs or outdoor cleats, while others differ on whether shin guards are mandatory. Julia King, Denver Post, 8 Apr. 2026 See All Example Sentences for indoor

Word History

First Known Use

1711, in the meaning defined at sense 1

Time Traveler
The first known use of indoor was in 1711

Cite this Entry

“Indoor.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/indoor. Accessed 9 Apr. 2026.

Kids Definition

indoor

adjective
in·​door ˌin-ˌdō(ə)r How to pronounce indoor (audio)
-ˌdȯ(ə)r
1
: of or relating to the interior of a building
2
: done, living, used, or belonging within a building
an indoor sport

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