n.
1.someone who sees an event and reports what happened
2.a close observer
3.testimony by word or deed to your religious faith
4.(law) a person who attests to the genuineness of a document or signature by adding their own signature
5.(law) a person who testifies under oath in a court of law witness v.
1.be a witness to
2.perceive or be contemporaneous with
Idiom of the Day
zero hour
the exact time when an attack or other military action will start
The air force planes waited until zero hour in order to begin their bombing mission.