Definitions
1.nounAttestation of a fact or event; testimony."She can bear witness, since she was there at the time."
2.nounOne who sees or has personal knowledge of something."As a witness to the event, I can confirm that he really said that."
3.nounSomeone called to give evidence in a court."The witness for the prosecution did not seem very credible."
4.nounOne who is called upon to witness an event or action, such as a wedding or the signing of a document."The bridesmaid and best man at a wedding typically serve as the witnesses."
5.nounSomething that serves as evidence; a sign or token.
6.verbTo furnish proof of, to show."1667: round he throws his baleful eyes / That witness'd huge affliction and dismay — John Milton, Paradise Lost, Book 1 ll. 56-7"
7.verbTo take as evidence.
8.verbTo see or gain knowledge of through experience."He witnessed the accident."
9.verb(construed with to or for) To present personal religious testimony; to preach at (someone) or on behalf of.
10.verbTo see the execution of (a legal instrument), and subscribe it for the purpose of establishing its authenticity."to witness a bond or a deed"