The crossword solutions for the term BLUE, IN BONN are ACH (3 letters), UBER (4 letters), EINS (4 letters), and BLAU (4 letters). ACH is an abbreviation for the German word 'Achensee', which is a lake located in Tyrol, Austria. UBER is a German word meaning 'OVER' or 'ABOVE'. EINS is the German word for 'ONE'. BLAU is the German word for 'BLUE'. Therefore, the term BLUE, IN BONN can be translated to 'BLAU, UBER EINS' in German, which means 'BLUE, ABOVE ONE'.