threesome

plural threesomes · alternative Internet 3some · alternative Internet 3sum

1. A group of three people or things.

   Synonyms: triad, trine, trinity, trio, troika, triumvirate, leash, tern

2. An instance of sexual activity involving three people.

   Threesomes are huge right now. They're the blow job of the '90s.

   1998 July 26, Jenny Bicks, “Three's a Crowd”, in Sex and the City, season 1, episode 8, spoken by Samantha

   3 more examples

   ‘Tell me everything,’ she said to Losse, and when she’d heard everything, got the colleague who kept suggesting a threesome discreetly demoted.

   2013, Joanna Biggs, “Tell me everything”, in London Review of Books, volume 35, number 7

   Being polyamorous isn't inherently wrong. Neither is desiring threesomes or kinky sex.

   2016 April 3, Zachary Zane, “Where Do "Messy Bisexuals" Fit Into the Bi+ Community?”, in HuffPost, archived from the original on 07 Jun 2022

   That’s a threesome joke about her fucking children! It was in the first season and they gave her another one!

   2016, Tim Carvell [et al.], “Charter Schools”, in Last Week Tonight with John Oliver, season 3, episode 22, John Oliver (actor), Warner Bros. Television, via HBO

   Synonyms: ménage à trois, three-way, troilism, 3P