oak-leaf cluster oak-leaf brown • oak leather · · · Info · Definitions · Characters · · oak-leaf cluster · · Text Common · · Latin · · Scripts 16 · · Length Definitions · · · (noun) a United States military decoration consisting of bronze or silver oak leaves and acorns awarded to anyone who has won a given medal before. Synonyms: Oak Leaf Cluster. · · Noun Definition 1 Characters · · space U+0020 - hyphen-minus U+002D a latin small letter a U+0061 c latin small letter c U+0063 e latin small letter e U+0065 f latin small letter f U+0066 k latin small letter k U+006B l latin small letter l U+006C o latin small letter o U+006F r latin small letter r U+0072 s latin small letter s U+0073 t latin small letter t U+0074 u latin small letter u U+0075