Cambridge Dictionaries online Cambridge Dictionaries online

The most popular online dictionary and thesaurus for learners of English

English definition of “number one”

See all translations

number one

noun [U]
 
 
informal the person or thing that is the best or has the most important position in an organization, group, market, etc.: They ran an aggressive advertising campaign as part of their plan to become number one in the UK market. Sustainable success is our number one priority.
Translations of “number one”
in Chinese (Traditional) 自己…
in Chinese (Simplified) 自己…
(Definition of number one from the Cambridge Business English Dictionary © Cambridge University Press)
What is the pronunciation of number one?
Add Cambridge dictionaries to your browser to your website

Definitions of “number one” in other dictionaries

Word of the Day

derivative

If something is derivative, it is not the result of new ideas, but has been developed from or copies something else.

Word of the Day

Lies, lies, lies!

by Kate Woodford,
February 25, 2015
​​​ According to sociologists (=people who study the relationships between people living in groups), we are good at lying. As a species, we have developed a remarkable ability to deceive each other (= persuade each other that something false is true). Being able to say things that are not true can help with

Read More 

snapchat verb

March 02, 2015
to send someone a message using the photomessaging application Snapchat We used to have a thing until he got a girlfriend. now

Read More