Number two

Reference

Definition

“Number two” is a slang term for a mistress: a woman involved in an extramarital relationship, generally including sexual relations.

Quick Facts

TermNumber two

What does “number two” mean?

In relationship slang, “number two” refers to a mistress—the other woman in an extramarital relationship, generally involving sexual relations.

How it is used

The phrase describes a person positioned outside someone’s marriage or primary relationship. It is used as a noun for the mistress in that relationship.

Sources

  1. Wiktionary: Number two definition