Cambridge Dictionaries online Cambridge Dictionaries online

The most popular online dictionary and thesaurus for learners of English

English definition of “Judas”

Judas

noun [C] uk   /ˈdʒuː.dəs/ us  
a person who is not loyal to a friend and helps the friend's enemies
Synonym
Disloyalty, betrayal and treason
(Definition of Judas from the Cambridge Advanced Learners Dictionary & Thesaurus © Cambridge University Press)
What is the pronunciation of Judas?
Add Cambridge dictionaries to your browser to your website

Word of the Day

beer mat

a small piece of cardboard that you put under a glass to protect a table surface in a pub or bar

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