Input (grade 13): It has also been suggested that it may be derived from the Irish words dÃ daire or dÃ idire, meaning variously 'trumpeter; constant smoker, puffer; long-necked person, eavesdropper; hummer, crooner' and dubh, meaning "black" (or dÃ th, meaning "native").
Output (grade 8): It has also been said that it may come from the Irish words dÃ daire or dÃ idire. This means' trumpeter; constant smoker, puffer; long-necked person, eavesdropper; hummer, crooner 'and dubh, meaning "black" (or duth, meaning "native").