locke lockdown • locked · · · Info · Definitions · Characters · · locke · · Text Latin · · Script 5 · · Length 1 · · Syllables Definitions · · · (noun) English empiricist philosopher who believed that all knowledge is derived from sensory experience (1632-1704). Synonyms: Locke, John Locke. · · Noun Definition 1 Characters · · c latin small letter c U+0063 e latin small letter e U+0065 k latin small letter k U+006B l latin small letter l U+006C o latin small letter o U+006F