He was sitting one evening at one of his solitary vigils, wrapped up in meditation; the hour was late, and his neighbour, the owl, was hooting from the battlement of the tower, when he heard the door open behind him.
"Bracebridge Hall, or The Humorists"
Washington Irving
The latter usually have upon the top a projecting battlement, with interstices, anciently called machicoules, betwixt the parapet and the wall, through which stones or darts might be hurled upon the assailants.
"Minstrelsy of the Scottish border (3rd ed) (1 of 3)"
Walter Scott
The Kremlin which crowns a hill is the central point of the city, and is enclosed by high walls, battlement rising upon battlement, flanked by massive towers.
"Due North or Glimpses of Scandinavia and Russia"
Maturin M. Ballou