Darkside bull

In sexual kink community, a dominant non-monogamous sexual partner (often male) who gets significant sexual gratification from degrading a cuckhold. A partner in a Hotwife/cuckhold/Bull relationship

Wendy: "Our new bull is such a darkside bull, he made Bill sit on the floor and watch as he soaked my panties in my juices then the bull stuffed them in Billys mouth.