1765 A. Menzies in (1973) 83 There is not only soil but climate to fight..against, as it lies within half a mile of the water shire of Scotland.
1844 2 421 A line running from Loch Spey to Loch Monar, the course of which is regulated by the water-shears between the east and west coasts.
1850 18 Sept. Ascending the head-waters of one basin, crossing the water shier and descending those of another.