Real Dictionary

food poisoning
uncountable noun: If you get food poisoning, you become ill because you have eaten food that has gone bad.

food poisoning in American English
the sickness resulting from eating food contaminated either by bacterial toxins or by certain bacteria, esp. salmonella, often causing vomiting, diarrhea, and prostration
noun: an acute gastrointestinal condition characterized by such symptoms as headache, fever, chills, abdominal and muscular pain, nausea, diarrhea, and prostration, caused by foods that are naturally toxic, as poisonous mushrooms, by vegetable foods that are ch

food poisoning in British English
noun: an acute illness typically characterized by gastrointestinal inflammation, vomiting, and diarrhoea, caused by food that is either naturally poisonous or contaminated by pathogenic bacteria (esp Salmonella)