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Kay

American  
[key] / keɪ /

noun

  1. Arthurian Legend. Sir Kay, the rude, boastful foster brother and seneschal of Arthur.

  2. Ulysses Simpson 1917–1995, U.S. composer.

  3. a female or male given name: from a Greek word meaning “rejoice.”


Kay British  
/ keɪ /

noun

  1. (in Arthurian legend) the braggart foster brother and steward of King Arthur

"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

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.

Kay Summersby had been an ambulance driver during the Blitz.

From Los Angeles Times • May 29, 2026

“The link between Stagg and Kay historically would be tenuous.”

From Los Angeles Times • May 29, 2026

Former Strictly Come Dancing host Tess Daly and BBC Radio 2 presenter Vernon Kay have jointly announced they are splitting up.

From BBC • May 8, 2026

UOB Kay Hian retains a hold rating and HK$49.00 target price on China Merchants Bank’s Hong Kong-listed shares, which are up 0.55% at HK$47.36.

From The Wall Street Journal • May 4, 2026

“Betty? Betty, not here. Don’t cry. Not here,” Kay says.

From "Betty Before X" by Ilyasah Shabazz and Renée Watson

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