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1. One who can give a firsthand account of something seen, heard, or experienced: a witness to the accident.
2. Law
a. One who is called on to testify before a court.
b. One who is called on to be present at a transaction in order to attest to what takes place.
c. One who signs one's name to a document for the purpose of attesting to its authenticity.
a. Attestation to a fact, statement, or event; testimony: She bears witness to these events in her letters.
b. Something that serves as evidence; a sign: The parody of the poem is a witness to the poem's popularity.
a. One who publicly affirms religious faith.
b. Witness A member of the Jehovah's Witnesses.
v. wit·nessed, wit·ness·ing, wit·ness·es
1. To see or know by personal experience: witness a robbery; witness the birth of a new nation.
a. To provide or serve as evidence of: The child's laughter witnessed her delight.
b. To consider as an example. Often used in the imperative: Even a widespread species can go extinct. Witness the passenger pigeon.
3. To testify to; bear witness of: The diary witnesses the difficult living conditions of the time.
4. To be the setting or site of: This old auditorium has witnessed many ceremonies.
5. To attest to the legality or authenticity of (a document) by signing one's name.
1. To furnish or serve as evidence: The fine buildings witness to the town's prosperity.
2. To testify to one's religious beliefs: "As they witnessed to their faith they brought others to believe" (Leon Morris).

[Middle English, from Old English, from wit, knowledge; see wit1.]

wit′ness·er n.
American Heritage® Dictionary of the English Language, Fifth Edition. Copyright © 2016 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.
ThesaurusAntonymsRelated WordsSynonymsLegend:
Noun1.witnesser - someone who sees an event and reports what happened
beholder, observer, perceiver, percipient - a person who becomes aware (of things or events) through the senses
attester, attestant - someone who affirms or vouches for the correctness or truth or genuineness of something
speaker, talker, verbaliser, verbalizer, utterer - someone who expresses in language; someone who talks (especially someone who delivers a public speech or someone especially garrulous); "the speaker at commencement"; "an utterer of useful maxims"
deponent, deposer, testifier - a person who testifies or gives a deposition
Based on WordNet 3.0, Farlex clipart collection. © 2003-2012 Princeton University, Farlex Inc.
References in periodicals archive ?
After he performed a number of sucessful roles in plays like ''Shahed Mashafsh Haga'' ( A witnesser who didn't see anything), El-Wad Sayed El-Shaghal ( the servant named Sayed), El-Zaiim ( The Leader) and ''Body Guard''.
There is no-thing to be witnessed, and yet there is still a witnesser. The experience begins to fade.
Our theories evolve with the center missing; namely, the 'I' of consciousness, the Witnesser." Something vital is missing, and yet the individual is capable of continuing to function in its absence.