'All hail' definitions:

Definition of 'All hail'

From: GCIDE
  • Hail \Hail\, interj. [See Hail, v. t.] An exclamation of respectful or reverent salutation, or, occasionally, of familiar greeting. "Hail, brave friend." --Shak. [1913 Webster]
  • All hail. See in the Vocabulary.
  • Hail Mary, a form of prayer made use of in the Roman Catholic Church in invocation of the Virgin. See {Ave Maria}. [1913 Webster]