be (a) witness to (something)

be (a) witness to (something)

1. To see something happen. I was a witness to many inappropriate situations when I worked in an office. Were you witness to the accident, or did you arrive at the scene after it happened?
2. To be proof of something. The many students on campus these days are a witness to the school's successful rebranding efforts.
See also: witness
Farlex Dictionary of Idioms.

witness to something

to serve as a witness to some act or deed. I was witness to the beating. We were not witness to any of the activities you have described.
See also: witness
McGraw-Hill Dictionary of American Idioms and Phrasal Verbs.

be (a) ˈwitness to something


1 (formal) see something take place: He has been witness to a terrible murder.
2 (written) show that something is true; provide evidence for something: His good health is a witness to the success of the treatment.
See also: something, witness
Farlex Partner Idioms Dictionary
See also:
  • be witness to something
  • witness
  • witness to
  • be in at the death
  • be in at the death/kill
  • on oath
  • on/under oath
  • under oath
  • in at the kill
  • square with