let (something) lie

let (something) lie

To cease discussing or dwelling on something; to take no action toward resolving something. Look, we can't afford a new car right now, so let's let the matter lie for the time being. The company has let this problem lie for years, allowing dozens of people to be victimized in the meantime.
See also: let, lie

let something lie

take no action regarding a controversial or problematic matter.
See also: let, lie, something