Definitions by Paul
devil dog
A term given to Marines by the Germans in WWI at the Battle of Beleau Wood in France. During the battle, the Marines charged into the German trenches through mustard gas (which made their eyes red), and faught with such ferocity that the dying Germans called them devil dogs. The term is still used today between Marines as a motivational nickname.
tactile
When perceiving the distances of objects located in nearby space, one depends on tactile (touch) sense. Tactile experience is usually considered in tandem with kinesthetic experience (sensations of muscle movements and of movements of the sense-organ surfaces).