v. t.
Of some proud city, bulwarked round and armed
With rising towers. Glover. [ 1913 Webster ]
n. [ Akin to D. bolwerk, G. bollwerk, Sw. bolwerk, Dan. bolvärk, bulvärk, rampart; akin to G. bohle plank, and werk work, defense. See Bole stem, and Work, n., and cf. Boulevard. ]
The royal navy of England hath ever been its greatest defense, . . . the floating bulwark of our island. Blackstone. [ 1913 Webster ]