flu noun
ADJ. mild | gastric | summer
QUANT. bout, dose She's had a nasty dose of flu.
VERB + FLU be in bed with, be laid up with, have, suffer from | catch, contract, get, go down with
FLU + NOUN bug, virus | epidemic | victim | vaccine | jab > Special page at ILLNESS
You can also check other dicts: flu (English, 中文解释 ), wordnet sense, Collins Definition