Sadomasochism

noun

1. The combination of sadism and masochism, in particular the deriving of pleasure, especially sexual gratification, from inflicting or submitting to physical or emotional abuse.
2. The practices of sadism and masochism collectively, usually in reference to consensual practices within the BDSM community.
3. Sadism and masochism in one person; the enjoyment by a person of both inflicting and receiving pain.
4. Sadomasochism for sexual gratification.
5. sadism and masochism combined in one person