Slack TUL S NS9591 2
Slak 1619 RMS vii no. 2017 [in barony of Tulliallan; see PNF 1, 564]
the Slack 1657 NAS CH2/723/3, p. 98 [Minutes of Dunblane Presbytery; see discussion]
Slack OS 6 inch 1st edn CXL [in CLA; see discussion]
CSD gives the following definitions: of Sc slack: 1. ‘a hollow, especially between hills, a saddle in a hill-ridge, a pass’, described as ‘frequent in place-names’; 2. ‘a pit, hole’; 3. ‘a low-lying boggy depression in the ground’.
The name appears on modern maps as Slack Cottage, on north side of parish and county boundary, in CLA. Similarly OS 6 inch 1st edn has Slack with its buildings on the north side. In 1657 ‘the farm ... callit the Slack’ lies in ‘the paroche of Tulliallane’ to the north of the old parish kirk (NAS CH2/723/3, p. 98.
This place-name appeared in printed volume 1