Dictionary.com
definitions
  • synonyms

other woman

See more synonyms on Thesaurus.com
noun
  1. a woman who is romantically or sexually involved with another woman's husband or lover, especially a woman who is having an affair with a married man.

Origin of other woman

First recorded in 1850–55
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018