"Slumber" is a noun that means sleep, usually calm, peaceful, or gentle sleep. It's often used in a soft or poetic way, ...

The newly self-published author also texted the user about it, to which they responded, "When I can, I'll totally buy a copy.

I don't want her staying up late because it's nothing but trouble, ... and I don't want her sleeping away her summers by staying up all night," the parent said ...