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tatami

American  
[tuh-tah-mee] / təˈtɑ mi /

noun

tatami, plural tatamis plural
  1. (in Japanese houses) any of a number of thick, woven straw mats of uniform dimensions, about 3 feet by 6 feet (91 centimeters by 183 centimeters), the placing of which determines the dimensions of an interior.


tatami British  
/ təˈtɑːmɪ, tæˈtæmɪ /

noun

  1. a thick rectangular mat of woven straw, used as a standard to measure a Japanese room

"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

Other Word Forms

Noun Inflected Forms

Etymology

Origin of tatami

From Japanese, dating back to 1895–1900; noun use of the verb: “to fold up”

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.

See Examples For:

They later discovered termites under the tatami mats.

From The Wall Street Journal Mar. 29, 2026

The two young opponents, clad in crisp white karategi with coloured belts and protective headgear, circled each other on the tatami, the floor covering used for practising Japanese martial arts.

From Barron's Nov. 17, 2025

It's unclear whether it has worked – Mr Hakamata still paces back and forth for hours, just as he did for years in a jail cell the size of three single tatami mats.

From BBC Dec. 20, 2024

“Not what is lost but what is found when you do safety meetings in two languages and you learn not to walk onto tatami mats with your utility boots.”

From Los Angeles Times Sep. 15, 2024

She took students in her barracks cubicle, which was fitted out like a little Buddhist shrine, with tatami mats on the floor.

From "Farewell to Manzanar" by Jeanne Houston

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