What is Ad Nocumentum?

Legal Definition
To the nuisance or annoyance. Fleta, llb. 2, c. 52, § 19. Ad nocumentum liberi tenements sui, to the nuisance of his freehold. Formal words in the old assise of nuisance. 3 Bl. Comm. 221.
-- Black's Law Dictionary
Legal Definition
To the nuisance.
-- Ballentine's Law Dictionary