#1 ex n. [ex-husband] a man who was formerly a certain woman's husband. wn
#2 ex s. [antique, demode, old-fashioned, old-hat, outmoded, passe, passee] out of fashion; "a suit of rather antique appearance"; "demode (or outmoded) attire"; "outmoded ideas". wn
#3 ex n. [ex-wife] a woman who was formerly a particular man's wife; "all his exes live in Texas". wn
#4 ex n. [X, x] the 24th letter of the Roman alphabet. wn
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