Ĭm'pro-prī'e-ty, n.

[Prefix im, not, and propriety; Fr. impropriété, Pr. improprietat, Pg. impropriedade, It. improprietà, impropietà, Sp. impropiedad, Lat. improprietas. See IMPROPER.]

1. The quality of being improper; unfitness or unsuitableness to character, time, place, or circumstances; as, impropriety of behavior or manners.
2. That which is improper; an unsuitable act, expression, or the like.

Many gross improprieties, however authorized by practice, ought to be discarded. Swift.