According to the OS Name Books (OS1/18/6/157): ‘This name applies to a small fresh water loch, situated about 14 chains north west from Balranald House, the property of Sir J. P. Orde Bart [Baronet] Auchnaba House Loch Gilphead. Signification “Loch of the burying place”. It lies ca. 1km from Kilmuir.
See Kilmuir for the full discussion of this place-name.