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indoor

American  
[in-dawr, -dohr] / ˈɪnˌdɔr, -ˌdoʊr /

adjective

  1. occurring, used, etc., in a house or building, rather than out of doors.

    indoor games.
indoor British  
/ ˈɪnˌdɔː /

adjective

  1. of, situated in, or appropriate to the inside of a house or other building

    an indoor tennis court

    indoor amusements
"Collins English Dictionary — Complete & Unabridged" 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Etymology

Origin of indoor

1705–15; aphetic variant of within-door, originally phrase within ( the ) door, i.e., inside the house

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

Last week he took part in a TGL simulator indoor golf event and had talked about a possible return at the Masters.

From Barron's

Last week he competed in the TGL indoor league finals - his first competitive golf for more than a year - and had not ruled out playing in next month's Masters.

From BBC

Hyrox is an indoor fitness race in which thousands of people take part in a series of challenges and has seen a dramatic increase in popularity since it started in Germany in 2017.

From BBC

The indoor unit is about the size of a gas boiler, while the size of the cylinder depends on the property.

From BBC

Great Britain's Georgia Hunter Bell was beaten in the 1500m in Melbourne in her first race since she was crowned women's world indoor champion.

From BBC

Definitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023

Idioms from The American Heritage® Idioms Dictionary copyright © 2002, 2001, 1995 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company.