mayo

noun

ˈmā-(ˌ)ō 

: mayonnaise

Examples of mayo in a Sentence

Recent Examples on the Web

Along with the usual lettuce, tomato and mayo, the inaugural customer creation, introduced for a limited time in July 2025, dressed the brand’s staple burger patty and bun with American cheese, bacon, crispy onions, and pickles with golden onion rings and a smoky BBQ sauce. —Bailey Richards, PEOPLE, 7 Jan. 2026

The case led to new regulations throughout the vegan food scene regarding how foods can be branded and if terms like milk or mayo can be used without key animal byproducts. —Dallas Morning News, 6 Jan. 2026

This version, topped with crispy bacon and tossed with a rich and creamy dressing made with sour cream and mayo, is a winner any time of year, but especially when juicy summer tomatoes are in season. —Lizzy Briskin, Better Homes & Gardens, 4 Jan. 2026

Well, the cover story started out as a mayo commercial, but knowing he’d be gone for a while, Jake amended the alibi to a feature-length film. —Tess Kenny, Chicago Tribune, 3 Jan. 2026

Word History

First Known Use

circa 1960, in the meaning defined above

Phrases Containing mayo

• hold the mayo

Rhymes for mayo

• buteo
• cacao
• vireo

Geographical Definition

Mayo

geographical name

1

ˈmī-(ˌ)ō  river 250 miles (402 kilometers) long in the northwestern Mexico state of Sonora flowing southwest into the Gulf of California

2

ˈmā-(ˌ)ō  county of northwestern Ireland on the Atlantic in Connacht; capital Castlebar area 2084 square miles (5418 square kilometers), population 130,638

Biographical Definition

Mayo

biographical name

ˈmā-(ˌ)ō 

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