Definition of woodsheds:
(n) :
An enclosed, roofed structure, often an outbuilding, used primarily to store firewood.
(n) :
(informal) A place where punishments or reprimands are administered.
(v) :
(slang, music) To practice or rehearse using a musical instrument.
(v) :
(slang, broadcasting) To practice or rehearse a script.
(v) :
To self-isolate in order to work on one's artistic development or to produce work without interruptions.