numero uno

noun

nu·​me·​ro uno ˈnü-mə-rō-ˈü-(ˌ)nō 

ˈnyü-

plural numero unos

: number one

numero uno adjective

Synonyms

• arch
• big
• capital
• cardinal
• central
• chief
• dominant
• first
• foremost
• grand
• great
• greatest
• highest
• key
• leading
• main
• master
• number one
• No. 1
• overbearing
• overmastering
• overriding
• paramount
• predominant
• preeminent
• premier
• primal
• primary
• principal
• prior
• sovereign
• sovran
• supreme

Examples of numero uno in a Sentence

The company is numero uno in computer technology.

Recent Examples on the Web

For a start, there is Emily (the tirelessly comic Amy Di Bartolomeo), who is the keeper of the flame of all things Miranda as assistant numero uno, and is frankly horrified at Andy’s nondescript clothes and unspeakable hair. —Hamish Bowles, Vogue, 6 Dec. 2024

And his numero uno twirl-for-me-girl note of that week to his hosts was to Kill the Be-atch. C’est moi! —Judith Regan, The Hollywood Reporter, 18 Apr. 2024

Rule numero uno? —Laura Manske, Forbes, 11 Oct. 2022

Rule numero uno: show up. —Mike Postalakis, SPIN, 8 Aug. 2022

And numero uno on that personal list is ambition. —San Diego Union-Tribune, 21 Dec. 2020

Therefore, forget about the Death Star, this amalgamation of blinking hardware floating in Earth's orbit would be target numero uno. —Nathaniel Scharping, Discover Magazine, 15 Feb. 2018

Enough focusing on other people—this month is prime time to prioritize numero uno. —The Astrotwins, ELLE, 30 Nov. 2022

The numero uno — a soft 9-iron from 162 yards that bounced into the hole — was captured live on ESPN and has been replayed hundreds of thousands of times on YouTube and other social media outlets. —Steve Dimeglio, The Arizona Republic, 9 Feb. 2022

Word History

Etymology

Italian numero uno or Spanish número uno

First Known Use

1944, in the meaning defined above