bonn bon mot • bonnaz · · · Info · Definitions · Characters · · bonn · · Text Latin · · Script 4 · · Length 1 · · Syllables Definitions · · · (noun) a city in western Germany on the Rhine River; was the capital of West Germany between 1949 and 1989. Synonyms: Bonn. · · Noun Definition 1 Characters · · b latin small letter b U+0062 n latin small letter n U+006E o latin small letter o U+006F