CHAIN n. 5 definitions
A series of links or rings, usually of metal, connected, or fitted into one another, used for various purposes, as of support, of restraint, of ornament, of the exertion and transmission of mechanical power, etc. [They] put a chain of gold about his neck. Dan. v. 29.
COAT n.
`Then thou must needs be a knave, for thou art neither king nor queen.'" Rowley. -- Coat link, a pair of buttons or studs joined by a link, to hold together the lappels of a double-breasted coat; or a button with a loop for a single-breasted coat. -- Coat of mail, a defensive garment of chain mail. See Chain mail, un…