"forewarned is forearmed" in German Forewarned is forearmed. Gefahr erkannt, Gefahr gebannt. Detailed translations for "forewarned is forearmed" Forewarned is forearmed. Forewarned is forearmed.(also: A danger foreseen is half avoided.) Gefahr erkannt, Gefahr gebannt. Forewarned is forearmed. Source: opensubtitles.org Corpus by OPUS Request review Gefahr erkannt, Gefahr gebannt.