The slang phrase ex refers to a person's former girlfriend or boyfriend. It is commonly used to denote someone with whom they were previously in a romantic relationship. The comprehensive definition of ex.

Someone's ex is the person they used to be married to or used to have a romantic or sexual relationship with. In social relationships, an ex is someone with whom a person was once associated. As a prefix, ex- can refer to a variety of different relationships; For example, one might refer to a music group's ex … Definition of ex noun in oxford advanced learner's dictionary. Meaning, pronunciation, picture, example sentences, grammar, usage notes, synonyms and more. The meaning of ex is one that formerly held a specified position or place;

Definition of ex noun in oxford advanced learner's dictionary. Meaning, pronunciation, picture, example sentences, grammar, usage notes, synonyms and more. The meaning of ex is one that formerly held a specified position or place; A former spouse or former partner in an intimate relationship. How to use ex in a sentence.