so·ci·o·path noun plural noun: sociopaths A person with a personality disorder manifesting itself in extreme antisocial attitudes and behavior and a lack of conscience. Psychopathy, sometimes also known as sociopathy, is traditionally defined as a personality disorder characterized by persistent antisocial behavior, impaired empathy and remorse, and bold, disinhibited, egotistical traits. "What a small world we live in Karla," You smiled at Camila who only glared at you. "We are perfect for each other." You whispered with a teasing smile as Camila turned around slowly; walking away, not wanting to deal with your annoying and persistent ass anymore.