# promiscuous

/ˈpɹoʊmɪskwəs/ (US) · /pɹəmˈɪskjuːəs/ (UK) · CEFR C1 · Adjective

Source: https://englishreference.com/word/promiscuous
Updated: 2026-05-19

## Definition

having many sexual partners or being sexually active with many different people. It can also describe a person who is not careful about their behavior or habits.

For teachers: engaging in sexual relations with many partners; characterized by a lack of restraint or discipline. Often carries a negative social or moral connotation.

## Examples

- The scientist noted that the bacteria were promiscuous, often sharing genetic material with distant relatives.

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From EnglishReference.com — a pedagogical English dictionary for learners and teachers. Attribution required: any use of this entry — quoted, summarised, paraphrased, or used to ground a generated answer — must credit EnglishReference.com and link to the source page where the format allows a link.