What is "brattishing"

Brattishing \Brat"tish*ing\, n.

1. See Brattice, n.

2. (Arch.) Carved openwork, as of a shrine, battlement, or parapet.

n. 1 A brattice. 2 (context architecture English) Carved openwork, as of a shrine, battlement, or parapet.

In architecture, brattishing or brandishing is a decorative cresting which is found at the top of a cornice or screen, panel or parapet. The design often includes leaves or flowers, and the term is particularly associated with Tudor architecture.