Cuckolding

Cuckolding is the fetish of being aroused by one's partner having sex with someone else. Classically it's a man (the 'cuck') who's turned on — often with a thread of humiliation — by his female partner (the 'hotwife') sleeping with other men, sometimes watching, sometimes just savouring the thought. The partner needn't even be present; for many the fantasy alone does it. It exists across all genders and orientations, and ranges from gentle to heavily humiliation-driven. The reverse, where a woman is aroused by her partner's outside encounters, is sometimes called cuckqueaning.

The turn-ons vary: compersion (getting off on a partner's pleasure), humiliation and submission, the taboo of sharing, jealousy transmuted into arousal, and for some the raw contrast of another partner. The mix of vulnerability and trust is central.

The couple agrees on rules, then the 'hotwife' meets a third partner (the bull) — with the cuck watching, waiting elsewhere, or hearing about it after. Dirty talk, teasing, and negotiated humiliation often frame the encounter before and after.

This touches strong emotions and real other people, so negotiate hard limits, rules, and jealousy check-ins before, during, and after — it's easy to underestimate feelings in the moment. Practice safer sex with outside partners (condoms, testing) to protect everyone, agree on exactly what the bull is and isn't part of, and debrief together afterward.

A related but distinct flavour is 'hotwifing,' which centres on the wife's pleasure and freedom rather than the husband's humiliation — the same open dynamic minus the degradation. The 'bull' (the third partner) is a key role, and negotiating his boundaries matters as much as the couple's.