It's the Japanese name for certain species of puffer fish that contain lethal poison but can be eaten as a delicacy
[DOC] [TLE] Fugu - Wikipedia [PAR] Fugu ( or ; ) is the Japanese word for pufferfish and the dish prepared 
from it, normally species of genus Takifugu, Lagocephalus, or Sphoeroides, or 
porcupinefish of the genus Diodon.