"Mormon" . A typical word from the River Plate. Adjective/noun . 1 . Refers to a person who eats a lot. 2 . Referring to a person, especially a football player, individualistic, who monopolizes for himself the prominence of a play without counting on his teammates. 3 . Derogatory. Argentina. Homosexual man. According to the "Dictionary of Americanisms" of the ASALE.