Dagget \d(a)-gget\ as a boy's name is a variant of Dag (Scandinavian), and the meaning of Dagget is "daylight".
The baby name Dagget sounds like Daggett and Dakoeta. Other similar baby names are Taggert, Dade, Dagny, Daeg, Dagan, Dagon, Daivat, Dante, Dart, Dennet, Dwight, Dago, Diggery, Duggan, Hacket, Leggett, Liggett and Taggart.