Type Word Usage Old Germanic (Hypothetical) Meaning & History Germanic word meaning "roof, cover" [1]. Related ItemsFamily Tree·Details Other Languages & Culturesþæc(Anglo-Saxon) thak(Old Dutch) Given Name DescendantThatcher(English) Surname DescendantsDekker(Dutch) Thacker, Thatcher(English) Sources & References Kroonen, Guus. Etymological Dictionary of Proto-Germanic. Brill, 2013, page 531.