buttstock

== English == === Etymology === From butt +‎ stock. === Noun === buttstock (plural buttstocks) The stock in a firearm, located in the rear of the firing mechanism where one's shoulder is held when shooting. ==== Synonyms ==== stock, shoulder stock === References === Webster's Third New International Dictionary, Unabridged. Merriam-Webster, 2002. http://unabridged.merriam-webster.com (17 Nov 2012)