Cambridge Dictionaries online Cambridge Dictionaries online

The most popular online dictionary and thesaurus for learners of English

English definition of “best”

best

adjective, adverb  /best/ us  

best adjective, adverb (HIGHEST QUALITY)

of the highest quality, to the greatest degree, in the most effective way, or being the most suitable or pleasing; superlative ofgood orwell: He’s one of our best students. Which of the songs did you like best? She was my best friend at school. best bet Someone’s best bet is the action most likely to be successful: If you want to get to the theater on time, your best bet is to get a cab. Best wishes Best wishes is a polite way of finishing a letter to someone.

best

noun [U]  /best/ us  

best noun [U] (EXCELLENCE)

the most excellent in a group of things or people: As an athlete, Jim Thorpe is one of the best of all time. I like all of Hitchcock’s films, but I think "Notorious" is the best.

best

verb [T]  /best/ us  

best verb [T] (DEFEAT)

to defeat someone in a fight or competition: In chess, I was bested by my 13-year-old niece.
(Definition of best from the Cambridge Academic Content Dictionary © Cambridge University Press)
What is the pronunciation of best?
Browse related topics

You are looking at an entry to do with Good luck and bad luck, but you might be interested in these topics from the Chance and possibility topic area:

Add Cambridge dictionaries to your browser to your website

Definitions of “best” in other dictionaries

Word of the Day

scrumpy

an alcoholic drink made from apples

Word of the Day

Blog

Read our blog about how the English language behaves.

Learn More

New Words

Find words and meanings that have just started to be used in English, and let us know what you think of them.

Learn More