Dictionary

numero uno

noun nu·me·ro uno \ˈnü-mə-rō-ˈü-(ˌ)nō, ˈnyü-\
plural numero unos

Definition of NUMERO UNO

numero uno adjective

Examples of NUMERO UNO

  1. The company is numero uno in computer technology.

Origin of NUMERO UNO

Italian numero uno or Spanish número uno
First Known Use: 1968

Browse

Next Word in the Dictionary: numerousPrevious Word in the Dictionary: numerosityAll Words Near: numero uno
July 01, 2015
precarious Hear it
not certain, secure, or steady
Take a 3-minute break and test your skills!
How to use a word that (literally) drives some people nuts.
Test your vocab with our fun, fast game
Ailurophobia, and 9 other unusual fears