Sobriquet \So`bri`quet"\ (s[-o]`br[-e]`k[asl]"), 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}.] web1913

sobriquet n : a familiar name (often a shortened version of a person's given name); "Joe's mother would not use his nickname and always called him Joseph" [syn: {nickname}, {moniker}, {cognomen}, {soubriquet}] wn