A sadomasochist is a person who enjoys causing pain to others. It is similar to a masochist, a person who enjoys receiving pain.
They are a saddist if they enjoy others in pain.
While there are several finer definitions the general term for one who enjoys or seeks out the reception of pain is a "masochist"; the person who enjoys causing pain is a "sadist".
Example: Mafians are sadists. (Sadist means a person who enjoys seeing pain.)
A sadist derives pleasure from inflicting pain or humiliation on others, while a masochist derives pleasure from experiencing pain or humiliation themselves. Essentially, a sadist enjoys being dominant and causing harm, whereas a masochist enjoys being submissive and receiving harm.
People who enjoy the infliction of pain on others are known as sadists.
Someone who enjoys disco dancing.
A sadist is a person that enjoys inflicting pain on others, the term is coined from the Marquis De Sade http://en.wikipedia.org/wiki/Marquis_de_Sade There is also an interesting romanticized movie inspired by his life, "Quills" http://www.imdb.com/title/tt0180073/ A masochist is a person that enjoys receiving pain, there is some dispute as to whom exactly inspired this word but most people tend to believe Gilles De Rais is to blame http://en.wikipedia.org/wiki/Gilles_de_Rais Together you have "sadomasochism" which is a person that of course enjoys receiving and inflicting pain. These terms are common in the BDSM world http://en.wikipedia.org/wiki/BDSM Hope this helps!
A boat person is a person who enjoys boating or yachting.
A sadist.
There is no legal definition for a sadistic husband.Sadism is extreme cruelty and it can take on many forms: physical, emotional, psychological, sexual and more. A sadist or sadistic person is someone who enjoys inflicting pain on others. A sadist derives pleasure from another person's pain. Sadists like seeing other people hurt.
A mathematician is a person who enjoys doing math (and is often one who does so professionally in some capacity).