trespass
     n 1: a wrongful interference with the possession of property
          (personal property as well as realty), or the action
          instituted to recover damages
     2: entry to another's property without right or permission
        [syn: {encroachment}, {violation}, {intrusion}, {usurpation}]
     v 1: enter unlawfully on someone's property; "Don't trespass on
          my land!" [syn: {intrude}]
     2: make excessive use of; "You are taking advantage of my good
        will!"; "She is trespassing upon my privacy" [syn: {take
        advantage}]
     3: break the law
     4: commit a sin; violate a law of God or a moral law [syn: {sin},
         {transgress}]
     5: pass beyond (limits or boundaries) [syn: {transgress}, {overstep}]
Source: WordNet® 2.0