Dictionary.com defines sleep like this: to take the rest afforded by a suspension of voluntary bodily functions and the natural suspension, complete or partial, of consciousness; cease being awake.
Wondertwin C defines it like this: wwwwaaaaahhhh, Mmmmmmoooooommmmmmmmmmyyyyyy where are you?
I am getting so tired. Both twins have been waking at night. They are either in pain that I can't find or they could be having night terrors. Honestly, I am too tired to tell the difference.