What is a…
coat of mail

the translation of a Hebrew word meaning “glittering” (1 Samuel 17:5, 38)

The same word in the plural form is translated “habergeons” in 2 Chr. 26:14 and Neh. 4:16. The “harness” (1 Kings 22:34), “breastplate” (Isa. 59:17), and “brigandine” (Jer. 46:4), were probably also corselets or coats of mail. (See ARMOR.)

“a corselet of scales,” a cuirass formed of pieces of metal overlapping each other, like fish-scales (1 Sam. 17:5); also (38) a corselet or garment thus encased