(Zool.) The European robin. "The tame ruddock and the coward kite."
2.
A piece of gold money; probably because the gold of coins was often reddened by copper alloy. Called also red ruddock, and golden ruddock. (Obs.) "Great pieces of gold... red ruddocks."
... organised themselves into an efficient committee. Mr. and Mrs. Ralph Pulitzer were in Berlin and immediately went to work in our Embassy. Mr. Pulitzer busied himself at giving out passports and Mrs. Pulitzer proved herself a very efficient worker. She and Mrs. Ruddock, wife of our Third Secretary, and Mrs. Gherhardi, wife of the Naval Attache, with Mrs. Gerard formed a sort of relief committee to look after the Americans who were without help ... — My Four Years in Germany • James W. Gerard