'Misdeed' definitions:

Definition of 'misdeed'

From: WordNet
noun
Improper or wicked or immoral behavior [syn: misbehavior, misbehaviour, misdeed]

Definition of 'Misdeed'

From: GCIDE
  • Misdeed \Mis*deed"\, n. [AS. misd[=ae]d. See Deed, n.] An evil deed; a wicked action. [1913 Webster]
  • Evils which our own misdeeds have wrought. --Milton. [1913 Webster]
  • Syn: Misconduct; misdemeanor; fault; offense; trespass; transgression; crime. [1913 Webster]

Synonyms of 'misdeed'

From: Moby Thesaurus