noun
ex
ehks
noun
1
A former romantic partner, such as an ex-girlfriend, ex-boyfriend, or ex-spouse.
"She ran into her ex at the supermarket."
"He's still on good terms with all his exes."
verb
1
To cross something out or delete it.
"He exed out the mistake and rewrote the line."
adjective
1
Used before a noun to mean former or previous.
"My ex-boss recommended me for the job."
How to Use Ex
Learner’s notesIn plain EnglishShort for "former" — most commonly used for a past romantic partner.
Common pairings
my ex
ex-wife
ex-husband
Word Forms
more ex comparative, exed past tense, exes plural, exes plural, exes singular, most ex superlative
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Etymology
From the Latin prefix ex-, meaning "out of" or "former."