sappers

Noun

sapper (plural sappers)

1. A combat engineer; an engineer or a soldier engaged in attacking, destroying, and circumventing or building fortifications, bridges, and roads; a military engineer active in a combat zone.
   • his knowledge of Arabic and freedom from the theories of the ordinary sapper-school enabled him to teach the art of demolition to unlettered Beduin in a quick and ready way.1926, T. E. Lawrence, Seven Pillars of Wisdom, New York: Anchor, published 1991, page 114
2. (UK, colloquial) An officer or private of the Royal Engineers.
   • By a remarkable piece of railway reconstruction work on the part of the Allied Forces—mainly South African railway construction troops—mines laid along the track by the retreating enemy were removed by sappers, and the German damage made good, within 7 days.1944 March and April, “The Western Desert Railway”, in Railway Magazine, page 73
3. a person generally engaged in digging requiring a level of professionalism
   • Let no Bank consider itself safe from the skill and daring of such sappers and miners.1847, editorial staff, “Attempt at Robbery”, in Scientific American, series 1, Volume 3, Issue 9, page 66