catEnglishOxford American Thesauruscat noun their pet cat: feline; informal pussycat, pussy, puss, kitty, kitty cat, kitten; Tiddles, Tibbles; tom, tomcat; tabby, tortoiseshell, calico, mouser, house cat, wild cat, alley cat; British, informal moggie, mog; informal fur baby, fur kid; archaic grimalkin.word linkscatfeline relating to catstom (1), tomcat malequeen femalekitten youngclowder, glaring collective nounailurophile cat loverailurophobia fear of cats