Definition of Exhibit
v. To show or display; to offer or present for inspection. To produce anything in public, so that it may be taken into possession. To present; to offer publicly or officially; to file of record. To administer; to cause to be taken, as medicines. To submit to a court or officer in course of proceedings.
n. A paper or document produced and exhibited to a court during a trial or hearing, or to a commissioner taking depositions, or to auditors, arbitrators, etc., as a voucher, or in proof of facts, or as otherwise connected with the subject-matter, and which, on being accepted, is marked for identification and annexed to the deposition, report, or other principal document, or filed of record, or otherwise made a part of the case.
Paper, document, chart, map, or the like, referred to and made a part of an affidavit, pleading or brief. An item of physical/tangible evidence which is to be or has been offered to the court for inspection. Exhibits may be included as a part of the appendix to appellate briefs. See Fed.R.App.P. 30(e).
That's the definition of Exhibit in Black's Law Dictionary 6th Edition. Courtesy of Cekhukum.com.