The Great Seal of England. Also transf.
1536. Wriothesley, Chron. (1875), I. 51. Letter patent under the Kinges brode seale.
1576. Lambarde, Peramb. Kent (1826), 227. Advaunced to the keeping, first of the privie, and then of the broad seale.
1641. Symonds, Serm. bef. Ho. Comm., D b. As if they had had the broad seale of heaven for them.
1679. Trial of Langhorn, 27. Two Pardons under the Broad Seal.
176171. H. Walpole, Vertues Anecd. Paint. (1786), III. 172. Being allowed 200l. for each broad seal.