a joint formed by two pieces of wood or metal united end to end without overlapping.
Modern Machine-Shop Practice, Volumes I and II Joshua Rose
a joint between two plates, planks, bars, sections, etc, when the components are butted together and do not overlap or interlock. The joint may be strapped with jointing plates laid across it or welded (butt weld) Sometimes shortened to butt
a protective plate on the butt end of a gunstock, usually of metal. Historical Examples Murder in the Gunroom Henry Beam Piper The Story of a Common Soldier of Army Life in the Civil War, 1861-1865 Leander Stillwell noun a plate made usually of metal and attached to the butt end of a gunstock
a blunt or barbless arrow. noun a blunt-headed unbarbed arrow
the part of the stock located behind the breech mechanism of a firearm.