'ex' definitions:

Definition of 'ex'

From: WordNet
adjective
Out of fashion; "a suit of rather antique appearance"; "demode (or outmoded) attire"; "outmoded ideas" [syn: antique, demode, ex, old-fashioned, old-hat(p), outmoded, passe, passee]
noun
A man who was formerly a certain woman's husband [syn: ex- husband, ex]
noun
A woman who was formerly a particular man's wife; "all his exes live in Texas" [syn: ex-wife, ex]
noun
The 24th letter of the Roman alphabet [syn: X, x, ex]

Definition of 'ex'

From: GCIDE
  • ex \ex\ ([e^]ks), prep. (Finance) Without (some right); not including the right to have; as, a stock selling ex dividend (a stock for which the right to a dividend has expired the previous day); ex interest; ex rights. [PJC]

Definition of 'ex'

From: GCIDE
  • ex \ex\ ([e^]ks), n. [contraction] An ex-wife or ex-husband; a former spouse; -- used usually with a possessive; as, she invited her ex to her second wedding; her ex; his ex; John's ex. [informal] [PJC]

Definition of 'ex'

From: GCIDE
  • ex \ex\ ([e^]ks), n. The letter x. [PJC]