other woman

noun

: a woman who is having an affair with another woman's spouse

—usually used with the

Synonyms of other woman

• concubine
• mistress
• lover

Examples of other woman in a Sentence

tired of being the other woman, she gave him an ultimatum: divorce his wife or take a hike

Recent Examples on the Web

While there were over a dozen women in my session, there were only two other women in my age group and weight class. —Melissa Melvin-Rodriguez, Charlotte Observer, 17 Mar. 2026

Cinematography has been one of the most staunchly male categories for a long time — the first woman ever nominated was Rachel Morrison in 2017 for Mudbound, and there have been only three other woman nominees since then. —Jackson McHenry, Vulture, 16 Mar. 2026

Meanwhile, Kate and I have begun to suspect Dave is seeing other women. —Wendy Hickey, Boston Herald, 15 Mar. 2026

According to the Chicago police, a woman was in a fight with two other women, 23 and 43, while on the platform. —Jeramie Bizzle, CBS News, 15 Mar. 2026

Word History

First Known Use

1855, in the meaning defined above

Rhymes for other woman

• businesswoman
• congresswoman
• englishwoman
• gentlewoman
• noblewoman
• policewoman
• washerwoman
• chairwoman
• frenchwoman
• kinswoman
• madwoman
• saleswoman