1. (v. i.) Attestation of a fact or an event; testimony.

2. (v. i.) That which furnishes evidence or proof.

3. (n.) One who is cognizant; a person who beholds, or otherwise has personal knowledge of, anything; as, an eyewitness; an earwitness.

4. (n.) One who testifies in a cause, or gives evidence before a judicial tribunal; as, the witness in court agreed in all essential facts.

5. (n.) One who sees the execution of an instrument, and subscribes it for the purpose of confirming its authenticity by his testimony; one who witnesses a will, a deed, a marriage, or the like.

6. (v. t.) To see or know by personal presence; to have direct cognizance of.

7. (v. t.) To give testimony to; to testify to; to attest.

8. (v. t.) To see the execution of, as an instrument, and subscribe it for the purpose of establishing its authenticity; as, to witness a bond or a deed.

9. (v. i.) To bear testimony; to give evidence; to testify.

TV-viewer accessory acknowledge admission adviser affidavit affirm affirmation allegation allege announce announcer annunciator appear argue assertion asseverate asseveration assister attend attest attestant attestation attestator attester authority authorization aver averment avouch avouchment avow avowal be at be present at bear witness behold beholder bespeak betoken bill of health bird-watcher bystander catch catch sight of certificate certificate of proficiency certification certify channel clap eyes on cojuror come to communicant communicator compurgation compurgator confirmation credential declaration defendant depone deponent depose deposition descry diploma discern disclose disclosure discover distinguish do drugstore cowboy earwitness endorse enlightener espy evidence examinant examinate examinee expert witness eyewitness gaper gazer gazer-on girl-watcher give evidence glimpse go to goggler gossipmonger grapevine have in sight informant information center information medium informer instrument in proof interviewee ken kibitzer lay eyes on legal evidence litigant litigationist litigator look on look upon looker looker-on make out monitor mouthpiece navicert newsmonger notarized statement note notice notifier observe observer ogler onlooker panel parties litigant party passerby perceive perceiver percipient pick out plaintiff press profession proof public relations officer publisher questionee quizzee radio recognize reporter see seer sheepskin show up sidewalk superintendent sight sit in source spectator spectatress spectatrix spokesman spot spy statement subject subscribe suitor swear swearer sworn evidence sworn statement sworn testimony take in televiewer television television-viewer teller testament testamur testifier testify testimonial testimonium testimony ticket tipster tout turn up twig video-gazer view viewer visa vise visit vouch voucher warrant warranty watch watcher word