[al.le.giance] n [ME allegeaunce, modif. of MF ligeance, fr. OF, fr. lige liege] (14c) 1 a: the obligation of a feudal vassal to his liege lord b (1): the fidelity owed by a subject or citizen to a sovereign or government (2): the obligation of an alien to the government under which the alien resides
2: devotion or loyalty to a person, group, or cause syn see fidelity -- al.le.giant adj