n. A kind of paste or dough prepared, originally and chiefly in Italy, from the glutinous granular flour of hard varieties of wheat, pressed into long tubes or pipes through the perforated bottom of a vessel furnished with mandrels, and afterward dried in the sun or by low heat.n. A medley; something extravagant or calculated to please an idle fancy.n. A London exquisite of the eighteenth century; a fop; a dandy; a member of the Macaroni Club. See II., 1.n. n. A crested penguin or rock-hopper: a sailors' name. See penguin, and cut under Eudyptes.Consisting of gay or stylish young men: specifically [capitalized] applied to a London club, founded about the middle of the eighteenth century, composed of young men who had traveled and sought to introduce elegances of dress and bearing from the continent.Of or pertaining to macaronis or fops; exquisite.n. A vulgar name in Jamaica for a Mexican quarter-dollar, or, afterward, for an English shilling.