En·gi·neer n.
  1. A person skilled in the principles and practice of any branch of engineering; as, a civil engineer; an electronic engineer; a chemical engineer. See under Engineering, n.
  2. One who manages as engine, particularly a steam engine; an engine driver.
  3. One who carries through an enterprise by skillful or artful contrivance; an efficient manager. [Colloq.]
  Civil engineer, a person skilled in the science of civil engineering.
  Military engineer, one who executes engineering works of a military nature. See under Engineering.
  military engineer
       n : a member of the military who is trained in engineering and
           construction work [syn: army engineer]