Bull
Quick Definition
A bull is a single man who is invited to join a couple — typically in hotwife or cuckold dynamics — for sexual activity, usually focused on the female partner.
What is Bull?
A bull is a term used in lifestyle and kink communities to describe a single man who is invited to join a couple for sexual activity, with a focus on sexual engagement with the female partner. Bulls appear most commonly in hotwife and stag/vixen dynamics, where the couple's shared erotic interest involves the woman engaging with an outside man, often with the male partner present, watching, or otherwise involved.
The bull role carries specific expectations in these contexts: typically confidence, clear sexual competence, respect for the couple's dynamic and the boundaries they've set, and an understanding that his role serves the couple's shared erotic experience — he is invited into their world, not the other way around. Good bulls in the community are genuinely appreciated and often establish ongoing relationships with multiple couples over time.
The most important quality for a man seeking to fill this role is emotional intelligence and respect. The couple is the unit; both partners' comfort, enjoyment, and specific agreement are paramount. Bulls who attempt to establish independent relationships with either partner outside the couple's agreed framework, who pressure for more than what was agreed, or who treat the experience as a conquest rather than a shared experience are quickly identified and avoided in the community.
Single men seeking to participate in lifestyle experiences face a higher barrier to entry than couples, precisely because poor experiences with presumptuous or disrespectful single men are common enough that most couples and events have elevated screening requirements for unattached males.