Holmes n 1: a fictitious detective in stories by A. Conan Doyle [syn: {Sherlock Holmes}] 2: United States jurist noted for his liberal opinions (1841-1935) [syn: {Oliver Wendell Holmes Jr.}] 3: United States writer of humorous essays (1809-1894) [syn: {Oliver Wendell Holmes}] 4: English geologist and supporter of the theory of continental drift (1890-1965) [syn: {Arthur Holmes}]