adjective im·prop·er \(ˌ)im-ˈprä-pər\

: not correct

: not following rules of acceptable behavior : legally or morally wrong

: not suitable for the situation : not appropriate

Full Definition of IMPROPER

:  not proper: as
a :  not in accord with fact, truth, or right procedure :  incorrect <improper inference>
b :  not regularly or normally formed or not properly so called
c :  not suited to the circumstances, design, or end <improper medicine>
d :  not in accord with propriety, modesty, good manners, or good taste <improper language>
im·prop·er·ly adverb
im·prop·er·ness noun

Origin of IMPROPER

Middle English, from Middle French impropre, from Latin improprius, from in- + proprius proper
First Known Use: 15th century

Synonym Discussion of IMPROPER

indecorous, improper, unseemly, unbecoming, indelicate mean not conforming to what is accepted as right, fitting, or in good taste. indecorous suggests a violation of accepted standards of good manners <indecorous behavior>. improper applies to a broader range of transgressions of rules not only of social behavior but of ethical practice or logical procedure or prescribed method <improper use of campaign contributions>. unseemly adds a suggestion of special inappropriateness to a situation or an offensiveness to good taste <remarried with unseemly haste>. unbecoming suggests behavior or language that does not suit one's character or status <conduct unbecoming to an officer>. indelicate implies a lack of modesty or of tact or of refined perception of feeling <indelicate expressions for bodily functions>.
IMPROPER Defined for Kids


adjective im·prop·er \im-ˈprä-pər\

Definition of IMPROPER for Kids

:  not proper, right, or suitable <He used improper grammar.>
im·prop·er·ly adverb


Next Word in the Dictionary: improper diphthongPrevious Word in the Dictionary: impromptu All Words Near: improper
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