\ ˈmā-(ˌ)ō How to pronounce mayo (audio) \

Definition of mayo

 (Entry 1 of 3)


biographical name
\ ˈmā-(ˌ)ō How to pronounce Mayo (audio) \

Definition of Mayo (Entry 2 of 3)

Charles Horace 1865–1939 and his brother William James 1861–1939 American surgeons


geographical name

Definition of Mayo (Entry 3 of 3)

1 \ ˈmī-​(ˌ)ō How to pronounce Mayo (audio) \ river 250 miles (402 kilometers) long in the northwestern Mexico state of Sonora flowing southwest into the Gulf of California
2 \ ˈmā-​(ˌ)ō How to pronounce Mayo (audio) \ county of northwestern Ireland on the Atlantic in Connacht; capital Castlebar area 2084 square miles (5418 square kilometers), population 130,638

Examples of mayo in a Sentence

Recent Examples on the Web: Noun Clearly, whether your team wins or loses, the catchy name is something all Southern mayo lovers can agree upon. Perri Ormont Blumberg, Southern Living, "Duke's Mayonnaise Is New Sponsor of Charlotte's Bowl Game," 22 June 2020 Chicken Cowabunga served with caramelized onions, American cheese and Sriracha mayo. Tirion Morris, azcentral, "Sushi, sandwiches and dessert: Here are 3 new restaurants now open in Chandler and Gilbert," 9 June 2020 Now Burger King has introduced the Chip Butty, a patty-less sandwich with french fries, mayo and ketchup wedged in between two buns. Alisha Ebrahimji, CNN, "Burger King debuts a french fry sandwich and Wendy's isn't impressed," 22 Feb. 2020 Ehler localizes with a Dutch crunch bun, a smear of ginger-scallion mayo and black pepper sauce. Soleil Ho,, "The beer hall Fort Point Valencia: A very San Francisco brand of bar food," 30 Jan. 2020 The fried Butterball turkey breast, back on menus for a limited time, is served double-stacked with cranberry spread, herbed mayo and lettuce on a brioche bun. Doreen Christensen,, "Free Pumpkin Spice shake at PDQ," 24 Sep. 2019 This is a secret recipe that fans have reverse engineered and shared online, basically a mix of ketchup and mayo with Worcestershire sauce and spices added. Larry Olmsted, USA TODAY, "This fast-food chain serves one specialty," 30 May 2018 Scallops, chopped with spicy mayo, plus a little avocado and jalapeño. Cnt Editors, Condé Nast Traveler, "51 International Recipes We're Tackling During Quarantine," 7 May 2020 Wedges of artichoke heart wore crisp tempura jackets and came with perky basil-lime mayo for dipping and a fat-cutting pour of an Austrian Sauvignon Blanc with notes of pineapple. Adam Erace, Fortune, "Charleston Restaurant is the most relaxed formal dining experience in Baltimore," 8 Mar. 2020

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'mayo.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

See More

First Known Use of mayo


circa 1960, in the meaning defined above

Keep scrolling for more

Learn More about mayo

Time Traveler for mayo

Time Traveler

The first known use of mayo was circa 1960

See more words from the same year

Statistics for mayo

Last Updated

6 Jul 2020

Cite this Entry

“Mayo.” Dictionary, Merriam-Webster, Accessed 8 Jul. 2020.

Keep scrolling for more

More from Merriam-Webster on mayo

Rhyming Dictionary: Words that rhyme with mayo

Spanish Central: Translation of mayo Encyclopedia article about mayo

Comments on mayo

What made you want to look up mayo? Please tell us where you read or heard it (including the quote, if possible).


See Definitions and Examples »

Get Word of the Day daily email!

Test Your Vocabulary

A More Exception(al) Quiz

  • hot dog  hot dog  hot dog  hot dog cat
  • Which of the following words is not a synonym for ‘a young person’?
Spell It

Can you spell these 10 commonly misspelled words?


Test Your Knowledge - and learn some interesting things along the way.

Love words? Need even more definitions?

Subscribe to America's largest dictionary and get thousands more definitions and advanced search—ad free!