Customary way of speaking or acting; custom; fashion; manner; behavior; mien; mode; practice; -- often used formerly in such phrases as: at his own guise; that is, in his own fashion, to suit himself.
- Outward appearance or aspect; semblance.
- False appearance; pretense: spoke to me under the guise of friendship.
- Mode of dress; garb: huddled on the street in the guise of beggars.
- Obsolete Custom; habit.