lay somebody lowa) ILLif an illness lays someone low, they are unable to do their normal activities for a period of time 令某人病倒be laid low with something She’s been laid low with flu for a week. 她因流感病了一星期。
n Grammar Lay low is usually passive in this meaning.
b) literaryHIT to make someone fall down, or injure them seriously 把某人击倒；使某人重伤
lay somebody low• The infection laid her low for a month.
→ lay somebody low at lay2(14)