a. ‘A mess of coarse meal, clay, etc., placed in dove-cotes, to allure strangers’ (Halliwell). More fully salt-cat.
ΚΠ
1669 J. WorlidgeSystema Agriculturæ (1681) ix. §2. 177 A Salt-Cat..which makes the Pigeons much affect the place: and such that casually come there, usually remain where they find such good entertainment.