[ty.phoon] n [alter. (influenced by Chin -- Guangdong -- daaih-fung, fr. daaih big + fung wind) of earlier touffon, fr. Ar tufan hurricane, fr. Gk typhon violent storm] (1771) 1: a tropical cyclone occurring in the region of the Philippines or the China sea
2: whirlwind 2a "a veritable ~ of interest and corporate investment --Norman Sklarewitz"