‖n.[ F. sobriquet, OF. soubzbriquet, soubriquet, a chuck under the chin, hence, an affront, a nickname; of uncertain origin; cf. It. sottobecco a chuck under the chin. ] An assumed name; a fanciful epithet or appellation; a nickname. [ Sometimes less correctly written soubriquet. ] [ 1913 Webster ]
(n) a familiar name for a person (often a shortened version of a person's given name), Syn. cognomen, sobriquet, byname, moniker, soubriquet, Example:Joe's mother would not use his nickname and always called him Joseph; Henry's nickname was Slim