Cambridge Dictionaries online Cambridge Dictionaries online

The most popular online dictionary and thesaurus for learners of English

  

improper

 
 
/ɪmˈprɒpər/ adjective LAW

Definition

dishonest, and not allowed by a rule or by law: The cropland may have been polluted because of improper use of pesticides and fertilizers. improper accounting/payments/trading improper activity/conduct/practices
improperly adverb The chief executive was cleared of acting improperly in selling the shares.
(Definition of improper adjective from the Cambridge Business English Dictionary © Cambridge University Press)
Focus on the pronunciation of improper

“improper” in other dictionaries

Word of the Day

spurn

to refuse to accept something or someone because you feel that they are not worth having

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