What is Venire?

Legal Definition
A panel of prospective jurors. A jury is eventually chosen from the venire.
Illustrative caselaw
See, e.g. Skilling v. United States, 130 S.Ct. 2896 (2010).
See also
Legal Definition
Lat To come; to appear in court. This word is sometimes used as the name of the writ for summoning a jury, more commonly called a "venire facias."
-- Black's Law Dictionary
Legal Definition
A writ summoning persons to court to act as jurors; popularly used as meaning the body of names thus summoned. See 73 Ala. 490.
-- Ballentine's Law Dictionary