Auger (drill) An auger is a drilling device, or drill bit, that usually includes a rotating helical screw blade called a flighting to act as a screw conveyor to remove the drilled out material. The rotation of the blade causes the material to move out of the hole being drilled.
Dumas is a Southern French topographic surname, with fused preposition and definite article du, for someone who lived in an isolated dwelling in the country rather than in a village, from Occitan mas 'farmstead' (Late Latin mansum, mansus). Adolphe Dumas (1805-1861), French poet.
General Thomas-Alexandre Dumas, father of Alexandre Dumas. Dumas Davy de la Pailleterie (later known as Alexandre Dumas) was born in 1802 in Villers-CotterÃªts in the department of Aisne, in Picardy, France. He had two older sisters, Marie-Alexandrine (born 1794) and Louise-Alexandrine (born 1796, died 1797).