A person who sees an event happening, especially a crime or an accident: Witness is a 1985 american neo-noir crime thriller film [1] directed by peter weir. Personal or documentary evidence or attestation in support of a fact or statement; With harrison ford, kelly mcgillis, josef sommer, lukas haas. To be present at and show this by writing ones signature: To see something…. This can involve watching or perceiving an event with ones senses, such as seeing, hearing, or even … While protecting an amish boy - who is the sole witness to a brutal murder - and his mother, a … Synonym discussion of witness. A witness is someone who was present at or perceives an incident, event, or occurrence, as in jamal was a witness to the fact that i completed all my homework. How to use witness in a sentence. To see, hear, or know by personal presence and perception: Starring harrison ford, its plot focuses on a police detective protecting an amish woman and her son, who … She witnessed our … When someone witnesses something, they have firsthand knowledge or experience of it. Directed by peter weir. To witness a crime. Hence, any form of evidence or proof. To be present at (an occurrence) as a formal witness, spectator, bystander, etc. : The meaning of witness is attestation of a fact or event : A witness is someone who appears in a court of law to say what they know about a crime or other event. He witnessed her will. People who witness … To witness an accident. To see, hear, or know by personal presence and experience: In the next three or four days, eleven witnesses will be called to testify.