noun

• 1A state of harmony among all creatures, originally and especially as prophesied in Isaiah 11:1–9; a realization of this, as posited in utopian theologies such as that of the Religious Society of Friends (Quakers). Also (chiefly US) in extended use.

• 2(A name for) Canada.

  Originally with reference to Northrop Frye's discussion of the painting The Peaceable Kingdom by Edward Hicks (1780–1849), an American member of the Religious Society of Friends (Quakers).