Definition of "ex" in English

noun

1. The name of the Latin-script letter X/x.

   • Thus first C checks to see if ex and wye are equal. The resulting value of 1 or 0 (true or false) then is compared to the value of zee.

verb

1. To delete; to cross out.

2. (slang) To extinguish the life of.

noun

1. (colloquial) A former partner or spouse; an ex-girlfriend, ex-boyfriend, ex-wife, or ex-husband.

   • My friend has an ex who now lives abroad.
   • Her ex is still sending her flowers, even though she has moved on.

adjective

1. Ex-, former, previously but no longer.

2. Ex-, former, previously but no longer. My algebra II teacher's dad is an ex PE teacher at the same school.

adjective

1. (rail transport, of a train) the place the train originated from or called at prior to the present location.

adjective

1. (Singapore, colloquial) expensive, dear

   • It's too ex.

noun

1. (Canada) Clipping of exhibition.