trespass on

trespass on (something)

1. To enter or intrude on private or restricted land or property. You're trespassing on my land, son—I suggest you turn around right now, or I'll blast you to pieces! He was sentenced to five years in prison for trespassing on the military installation.
2. old-fashioned To encroach or infringe upon some aspect of one's life. I'm sick of these reporters trespassing on our privacy! The horrible things I did in that war have trespassed on my dreams for years now.
See also: on, trespass
Farlex Dictionary of Idioms.

trespass (up)on something

to intrude or encroach onto a restricted or private area. (Upon is formal and less commonly used than on.) You had better not trespass upon Mr. Green's land. I wouldn't trespass on that fenced-off land!
See also: on, trespass
McGraw-Hill Dictionary of American Idioms and Phrasal Verbs.

trespass on

v.
1. To enter wrongfully onto some land that belongs to another: We don't tolerate hunters who trespass on our property.
2. To infringe on something, such as another's privacy, time, or attention: Do not trespass on their patience by pursuing this matter any further.
See also: on, trespass
The American Heritage® Dictionary of Phrasal Verbs.
See also:
  • trespass on (something)
  • trespass upon (something)
  • on (the) land
  • on land
  • no man's land
  • cede
  • cede (something) to (someone)
  • cede to
  • strip
  • be in the land of the living
References in classic literature
Mr Allworthy had given the fellow strict orders, on pain of forfeiting his place, never to trespass on any of his neighbours; no more on those who were less rigid in this matter than on the lord of this manor.
He was as good as his word: for he rode immediately to his house, and complained of the trespass on his manor in as high terms and as bitter language as if his house had been broken open, and the most valuable furniture stole out of it.
The History of Tom Jones a Foundling
The video was created to urge parents in the North East to speak to their children about the dangers of the railways, after figures revealed youngsters are twice as likely to trespass on lines over summer compared with winter.
Hard-hitting video warns of rail danger
The Stay Safe campaign also hits out at adults who fail to recognise that their trespass leaves holes in fences for children to gain access and at those who post material encouraging trespass on the web.
Don't risk quarry perils; NEWS IN BRIEF