Probably a Persian word meaning master of wine, i.e., chief butler; the title of an officer at the Babylonian court (Dan. 1:11, 16) who had charge of the diet of the Hebrew youths.
circumcision of a narrow place, or of a bond ...
Hitchcock's Bible Names Dictionary
(steward). The Authorized Version is wrong in regarding melzar as a proper name; it is rather an off...
William Smith's Bible Dictionary