Cambridge Dictionaries online Cambridge Dictionaries online

The most popular online dictionary and thesaurus for learners of English

English definition of “unprincipled”


adjective     /ʌnˈprɪn.sɪ.pl̩d/
having or showing no moral rules or standards of good behaviourBad and wrong behaviourDisobedientObeying and breaking the lawObedient and compliantMorally wrong and evilDishonest
(Definition of unprincipled adjective from the Cambridge Advanced Learner's Dictionary & Thesaurus © Cambridge University Press)
Focus on the pronunciation of unprincipled

Definitions of “unprincipled” in other dictionaries

Translations of “unprincipled”

Word of the Day


the skill with which something was made or done

Word of the Day


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