It's the Japanese name for certain species of puffer fish that contain lethal poison but can be eaten as a delicacy
Fugu can be lethally poisonous due to its 
tetrodotoxin; therefore, it must be carefully prepared to remove toxic ... Fugu 
contains lethal amounts of the poison tetrodotoxin in its organs,... [DOC] [TLE] Tetraodontidae - Wikipedia [PAR] The Tetraodontidae are a family of primarily marine and estuarine fish of the 
order ...