flu
noun /fluː/
  /fluː/
(often the flu)
 (also formal influenza)
 [uncountable]- a serious disease caused by a virus, that causes a high temperature, severe pains and weakness
- The whole family has the flu.
 - (British English) She's got flu.
 - She was off work for four days because of a bout with the flu.
 - a flu outbreak/epidemic/pandemic
 - a flu vaccine/vaccination
 - (British English, informal) a flu jab
 - (especially North American English, informal) a flu shot
 - He is suffering from flu-like symptoms.
 
Homophones flew | fluflew flusee also bird flu, chicken flu, gastric flu, man flu, swine flu/fluː//fluː/- flew verb (past tense of fly)
- The project team flew to Denver to meet the company's board.
 
 - flu noun
- She’s had a nasty dose of flu.
 
 
Collocations IllnessesIllnessesBecoming illTopics Illnessa2- catch a cold/an infectious disease/the flu/(British English) flu/pneumonia/a virus/(informal) a bug
 - get (British English) ill/(North American English) sick/a disease/AIDS/breast cancer/a cold/the flu/(British English) flu/a migraine
 - come down with a cold/the flu/(British English) flu
 - contract a deadly disease/a serious illness/HIV/AIDS
 - be infected with a virus/a parasite/HIV
 - develop cancer/diabetes/a rash/an ulcer/symptoms of hepatitis
 - have a heart attack/a stroke
 - provoke/trigger/produce an allergic reaction
 - block/burst/rupture a blood vessel
 - damage/sever a nerve/an artery/a tendon
 
- feel (British English) ill/nauseous/queasy
 - be running (British English) a temperature/(North American English) a fever
 - have a head cold/diabetes/heart disease/lung cancer/a headache/(British English) a high temperature/(North American English) a fever
 - suffer from asthma/malnutrition/frequent headaches/bouts of depression/a mental disorder
 - be laid up with/ (British English) be in bed with a cold/the flu/(British English) flu/a migraine
 - nurse a cold/a headache/a hangover
 - battle/fight cancer/depression/addiction/alcoholism
 
- examine a patient
 - diagnose a condition/disease/disorder
 - be diagnosed with cancer/diabetes/schizophrenia
 - prescribe/be given/be on/take drugs/medicine/medication/pills/painkillers/antibiotics
 - treat somebody for cancer/depression/shock
 - have/undergo an examination/an operation/surgery/a kidney transplant/therapy/chemotherapy/treatment for cancer
 - have/be given an injection/(British English) a flu jab/(North American English) a flu shot/a blood transfusion/a scan/an X-ray
 - cure a disease/an ailment/cancer/a headache/a patient
 - prevent the spread of disease/further outbreaks/damage to the lungs
 - be vaccinated against the flu/(British English) flu/the measles/(British English) measles/polio/smallpox
 - enhance/boost/confer/build immunity to a disease
 
Oxford Collocations Dictionaryadjective- mild
 - bad
 - gastric
 - …
 
- bout
 - case
 - dose
 - …
 
- be in bed with
 - have
 - suffer from
 - …
 
- bug
 - virus
 - epidemic
 - …
 
- a bout with the flu
 
Word Originmid 19th cent.: abbreviation.