Easton's Bible Dictionary: M. G. Easton, M.A., D.D.
Mail, Coat of
"a corselet of scales," a cuirass formed of pieces of metal overlapping each other, like fish-scales (1 Sam. 17:5); also (17:38) a corselet or garment thus encased.Original from The Bible Foundation - bf.org. They claim public domain status for their original text.