Source : WordNet®

ex
     adj : out of fashion; "a suit of rather antique appearance";
           "demode (or outmoded) attire"; "outmoded ideas" [syn: {antique},
            {demode}, {old-fashioned}, {old-hat(p)}, {outmoded}, {passe},
            {passee}]

ex
     n 1: a man who was formerly a certain woman's husband [syn: {ex-husband}]
     2: a woman who was formerly a particular man's wife; "all his
        exes live in Texas" [syn: {exwife}]