American Tract Society Bible Dictionary
A salutation, importing a wish for the welfare of the person addressed. It is now seldom used among us; but was customary among our Saxon ancestors, and imported "joy to you," or "health to you," including in the term health all kind of prosperity.
These files are public domain and are a derivative of the topics are from American Tract Society Bible Dictionary published in 1859.
Rand, W. W. Entry for 'Hail!'. American Tract Society Bible Dictionary. https://www.studylight.org/dictionaries/eng/ats/h/hail.html. 1859.