a person skilled in the principles and practice of any branch of engineering. see under engineering, n.-one who manages as engine, particularly a steam engine; an engine driver.-one who carries through an enterprise by skillful or artful contrivance; an efficient manager.-to lay out or construct, as an engineer; to perform the work of an engineer on; as, to engineer a road.-to use contrivance and effort for; to guide the course of; to manage; as, to engineer a bill through congress.