Cambridge Dictionaries online Cambridge Dictionaries online

The most popular online dictionary and thesaurus for learners of English

English definition of “dubious”

See all translations

dubious

adjective uk   /ˈdjuː.bi.əs/ us    /ˈduː-/
C2 thought not to be completely true or not able to be trusted: These claims are dubious and not scientifically proven. He has been associated with some dubious characters. Ruth Ellis has the dubious (= bad) distinction of being the last woman to be hanged in Britain.C2 feeling doubt or not feeling certain: I'm dubious about his promises to change his ways.
More examples
dubiously
adverb uk   /-li/ us  
(Definition of dubious from the Cambridge Advanced Learners Dictionary & Thesaurus © Cambridge University Press)
What is the pronunciation of dubious?
Add Cambridge dictionaries to your browser to your website

Definitions of “dubious” in other dictionaries

Word of the Day

lamb

a young sheep, or the flesh of a young sheep eaten as meat

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 

crossfit noun

March 23, 2015
high-intensity strength training Two women in strappy dresses discussed how much weight they could snatch

Read More