1) Someone authorized to practice law; a lawyer. Also called
attorney-at-law and public attorney.  2) Less commonly, an agent
authorized to act on behalf of another person, but not
necessarily authorized to practice law, e.g. a person authorized
to act by a power of attorney. Also called attorney-in-fact and
private attorney.  Illustrative caselaw  See, e.g. Savings Bank
v. Ward, 100 U.S. 195 (1879).  See also