"Carpeted out" after taking too much GHB. Typically, the user will appear to be dead; however, they are just in a deep state of sleep and cannot be awoken.
It means you're freaking ripped. Wood = hard = carved = chisled = ripped. Common sensefor the win! However; if you are carved out of wood, be prepared to immolate easily.
To be carved out of wood, one must lift weights, and do pushups regularly. Definately not for the lazy/impatient.