lay somebody low
lay (one) low
To render one unable to move or leave their bed. The car accident laid her low for a couple of months. My husband won't be able to come in to work today—he's been laid low by the flu.
Farlex Dictionary of Idioms. © 2015 Farlex, Inc, all rights reserved.
lay somebody ˈlow(informal) (of an illness) cause somebody to go to bed or be unable to work normally: That flu laid her low for a couple of weeks.
Farlex Partner Idioms Dictionary © Farlex 2017