from The Century Dictionary.
- noun An estate in land annexed to an abbey.
Sorry, no etymologies found.
Castleton was principally abbey-land belonging to the house of
Traditions of Lancashire, Volume 2 (of 2) John Roby 1821
That this is so we imputed solely to the conduct of the townspeople, who are continually building new shops and stalls in the market-place without any leave of the convent "(abbey-land though it was).
Stray Studies from England and Italy John Richard Greene 1860