Definitions for: Misfeasance

[n] doing a proper act in a wrongful or injurious manner

Webster (1913) Definition: Mis*fea"sance, n. [OF. pref. mes- wrong (L. minus
less) + faisance doing, fr. faire to do, L. facere. Cf.
Malfeasance.] (Law)
A trespass; a wrong done; the improper doing of an act which
a person might lawfully do. --Bouvier. Wharton.

See Also: actus reus, misconduct, wrongdoing, wrongful conduct