rough rider rough pea • rough sledding · · · Info · Definitions · Characters · · rough rider · · Text Common · · Latin · · Scripts 11 · · Length 3 · · Syllables Definitions · · · (noun) a member of the volunteer cavalry regiment led by Theodore Roosevelt in the Spanish-American War (1898). Synonyms: Rough Rider. · · Noun Definition 1 (noun) a horseman skilled at breaking wild horses to the saddle. Synonyms: roughrider. · · Noun Definition 1 Characters · · space U+0020 d latin small letter d U+0064 e latin small letter e U+0065 g latin small letter g U+0067 h latin small letter h U+0068 i latin small letter i U+0069 o latin small letter o U+006F r latin small letter r U+0072 u latin small letter u U+0075