\ 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 ˈmī-(ˌ)ō (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 ˈmā-(ˌ)ō (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

The tangy, thinner white sauce follows the standard mayo-vinegar blueprint. Eric Velasco,, "Meet the crew who makes Birmingham’s barbecue," 3 June 2019 Most unique beef burger: Samurai Sasquatch Burger: Muenster cheese, Cajon crispies (beer battered), Bang Pow sauce (mayo based with a hint of siracha), lettuce bacon, sauteed onion, jalapeno, green peppers and carrots., "Smokin' Thyme Burger: Build the burger you want (photos, video, poll)," 24 Apr. 2018 MorningStar Veggie Burger at Burger King Made with a Garden Veggie patty and topped with lettuce, tomatoes, onions, pickles, ketchup, and mayo, no one will think this is a veggie burger. Sophia Caraballo, Woman's Day, "10 Fast-Food Options for Vegetarians," 17 Apr. 2019 Overall, the menu lightens up the classics, sending out elegant plates of dark rye topped with, say, fried plaice with remoulade, or shrimps in mayo. Bon Appetit, "Restaurant Palægade," 18 June 2018 Dunked in orange bacon mayo, the subtleties are beside the point. Mike Sutter, San Antonio Express-News, "Review: Tribeca 212 finds its sweet spot in Olmos Park," 11 Jan. 2018 There are those who might use this as an opportunity to use mayo. Joseph A. Gambardello,, "How to make a Philly cheesesteak," 5 July 2018 For example, soft dishes like hummus or sauces like mayo are perfect to make in a food processor with a low wattage. Audrey Bruno, SELF, "Here Are All the Different Ways to Use Your New Food Processor," 15 Jan. 2019 This one sounds obvious, but, stay with me: When using condiments like mayo or mustard, spread them evenly and generously across the entire interior surface of the bread. James P. Dewan,, "Does your sandwich pass the eatability test?," 18 Apr. 2018

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

Dictionary Entries near mayo


Maynard's cuckoo






Statistics for mayo

Last Updated

13 Jun 2019

Look-up Popularity

Time Traveler for mayo

The first known use of mayo was circa 1960

See more words from the same year

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).


a device or gadget

Get Word of the Day daily email!

Test Your Vocabulary

Words for Summer: A Quiz

  • a closeup of a sunflower
  • Which of the following words means “of or relating to summer”?
Name That Thing

Test your visual vocabulary with our 10-question challenge!

Dictionary Devil

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!