The Collaborative International Dictionary of English v.0.48:

Violation \Vi`o*la"tion\, n. [L. violatio: cf. F. violation.]
   The act of violating, treating with violence, or injuring;
   the state of being violated. Specifically:
   [1913 Webster]
   (a) Infringement; transgression; nonobservance; as, the
       violation of law or positive command, of covenants,
       promises, etc. "The violation of my faith." --Shak.
       [1913 Webster]
   (b) An act of irreverence or desecration; profanation or
       contemptuous treatment of sacred things; as, the
       violation of a church. --Udall.
       [1913 Webster]
   (c) Interruption, as of sleep or peace; disturbance.
       [1913 Webster]
   (d) Ravishment; rape; outrage. --Shak.
       [1913 Webster]

WordNet (r) 3.0 (2006):

violation
    n 1: a crime less serious than a felony [syn: misdemeanor,
         misdemeanour, infraction, violation, infringement]
    2: an act that disregards an agreement or a right; "he claimed a
       violation of his rights under the Fifth Amendment" [syn:
       violation, infringement]
    3: entry to another's property without right or permission [syn:
       trespass, encroachment, violation, intrusion,
       usurpation]
    4: a disrespectful act [syn: irreverence, violation]
    5: the crime of forcing a woman to submit to sexual intercourse
       against her will [syn: rape, violation, assault,
       ravishment]