Shih Tzu /ˈʃɪtzuː/ noun1 •A small dog breed which originated in China; a dog of that breed.In their native land the Pekinese dogs are known as "Shih-Tzu-Kom," which means the "Lion-Dog." — 1904 formsShih Tzus · Shih-Tzus · Shih-tzus · shih tzus · shih-tzus