[pi.ra.nha] n [Pg, fr. Tupi piraya, fr. pira fish + aya tooth] (1869): any of various usu. small So. American characin fishes (genus Serrasalmo) having very sharp teeth and including some that may attack and inflict dangerous wounds upon humans and large animals--called also caribe
PIRANHA
Meaning of PIRANHA in English
Merriam-Webster English vocab. Английский словарь Merriam Webster. 2012