—v.intr.
1 (usu. foll. by on, upon) make an unlawful or unwarrantable intrusion (esp. on land or property).
2 (foll. by on) make unwarrantable claims (shall not trespass on your hospitality).
3 (foll. by against) literary or archaic offend.
—n.
1 Law a voluntary wrongful act against the person or property of another, esp. unlawful entry to a person's land or property.
2 archaic a sin or offence.
Phrases and idioms:
trespass on a person's preserves meddle in another person's affairs.
Derivatives:
trespasser n.
Etymology: ME f. OF trespasser pass over, trespass, trespas (n.), f. med.L transpassare (as TRANS-, PASS(1))
Useful english dictionary. 2012.