Abstract: Language is an important communication carrier in United front work. The use of language directly affects the effectiveness of United front work.The language style of the Party's United front in the new era is characterized by strong political, policy-oriented, strategic and artistic features, mainly showing in five aspects: first, from a big-picture politic standpoint; second, with plain words but philosophic thoughts; third, with varied requirements inside and outside the Party; fourth, using vivid and fresh expressions; fifth, seeking common ground while shelving differences to display the respect and cooperation. The ideological and theoretical source of the Party's United front language style in the new era is Marxism-Leninism's powerful truth force about the development of nature, human society and history and the expression of scientific and passionate integration. The theoretical and practical basis of United front language style is the theory and practice of nearly a hundred years developed the Party. Besides, the new era adds fresh development to United front language style.