(1):
(a.) Not peculiar or appropriate to individuals; general; common.
(2):
(a.) 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.
(3):
(v. t.) To appropriate; to limit.
(4):
(a.) Not according to facts; inaccurate; erroneous.