In pharmacology, an abnormal reaction to a drug, sometimes specified as genetically determined. idiosyncrasy. 1. a habit peculiar to an individual. idiosyncrasy. 1. A structural or behavioral characteristic peculiar to an individual or group. 2. A physiological or temperamental peculiarity.
John Baldwin (born 3 January 1946), better known by his stage name John Paul Jones, is an English multi-instrumentalist, songwriter, composer, arranger and record producer. Best known as the bassist, keyboardist, and co-songwriter for the English rock band Led Zeppelin, Jones has since developed a solo career.
If you have read a biography of John Paul Jones, you would know that he was a devoted Patriot who risked his life more than once for the American Cause.   If you are interested in the life and career of John Paul Jones, I would recommend reading John Paul Jones: A Sailor's Biography by Samuel Eliot Morison.