tabby(noun, adjective) adjective1. having a grey or brown streak or a pattern or a patchy coloring; used especially of the patterned fur of catsSimilar word(s): patterned, brinded, brindle, brindled noun1. a cat with a grey or tawny coat mottled with blackDefinition categories: animal2. female catSimilar word(s): queenDefinition categories: animal