IMPROPER

improper, wrong

(adjective) not appropriate for a purpose or occasion; “said all the wrong things”

improper

(adjective) not suitable or right or appropriate; “slightly improper to dine alone with a married man”; “improper medication”; “improper attire for the golf course”

improper, unconventional, unlawful

(adjective) not conforming to legality, moral law, or social convention; “an unconventional marriage”; “improper banking practices”

Source: WordNet® 3.1

Etymology

Adjective

improper (comparative more improper, superlative most improper)

unsuitable to needs or circumstances; inappropriate; inapt

Not in keeping with conventional mores or good manners; indecent or immodest

Not according to facts; inaccurate or erroneous

Not consistent with established facts; incorrect

Not properly named; See, for example, improper fraction

(obsolete) Not specific or appropriate to individuals; general; common.

Verb

improper (third-person singular simple present impropers, present participle impropering, simple past and past participle impropered)

(obsolete, transitive) To appropriate; to limit.

(obsolete) To behave improperly

Anagrams

• impropre

Source: Wiktionary

Im*prop"er, a. Etym: [F. impropre, L. improprius; pref. im- not + proprius proper. See Proper.]

1. Not proper; not suitable; not fitted to the circumstances, design, or end; unfit; not becoming; incongruous; inappropriate; indecent; as, an improper medicine; improper thought, behavior, language, dress. Follow'd his enemy king, and did him service, Improper for a slave. Shak. And to their proper operation still, Ascribe all Good; to their improper, Ill. Pope.

2. Not peculiar or appropriate to individuals; general; common. [Obs.] Not to be adorned with any art but such improper ones as nature is said to bestow, as singing and poetry. J. Fletcher.

3. Not according to facts; inaccurate; erroneous. Improper diphthong. See under Diphthong.

– Improper feud, an originalfeud, not earned by military service. Mozley & W.

– Improper fraction. See under Fraction.

Im*prop"er, v. t.

Definition: To appropriate; to limit. [Obs.] He would in like manner improper and inclose the sunbeams to comfort the rich and not the poor. Jewel.

Source: Webster’s Unabridged Dictionary 1913 Edition