Cambridge Dictionaries online Cambridge Dictionaries online

The most popular online dictionary and thesaurus for learners of English

English definition of “betray”

See all translations

betray

verb [T]  /bɪˈtreɪ/ us  

betray verb [T] (BE NOT LOYAL)

to be not loyal to your country or to someone who believes you are loyal, often by doing something harmful: Some lawmakers say they feel betrayed by the president.

betray verb [T] (SHOW)

to show your feelings or thoughts without intending to: She could not help betraying her sympathy for us.
(Definition of betray from the Cambridge Academic Content Dictionary © Cambridge University Press)
What is the pronunciation of betray?
Add Cambridge dictionaries to your browser to your website

Definitions of “betray” in other dictionaries

Word of the Day

piglet

a baby pig

Word of the Day

The way we move (Verbs for walking and running)

by Kate Woodford,
March 25, 2015
​​​ This week we’re looking at interesting ways to describe the way that people move. Most of the verbs that we’ll be considering describe how fast or slow people move. Others describe the attitude or state of mind of the person walking or running. Some describe both. Starting with verbs for walking slowly,

Read More 

stackin’ p

March 30, 2015
idiom slang earning a lot of money ‘That’s a very generous present.”Yeah, well, she’s stackin’ p, innit?’

Read More