ex

nouns

a man who was formerly a certain woman's husband

ex, ex-husband

a woman who was formerly a particular man's wife

"all his exes live in Texas"

ex, ex-wife

the 24th letter of the Roman alphabet

X, ex, x

out of fashion

"a suit of rather antique appearance"; "demode (or outmoded) attire"; "outmoded ideas"

antique, demode, ex, old-fashioned, old-hat, outmoded, passe, passee