ULINISH, an isle, in the parish of Kilmuir, county of Inverness. This is a small isle, in which are the remains of a Danish fort; and also those of a place of refuge, built in the time of James VI. by Hugh Macdonald, ne.xt heir to the dignity and fortune of bis chief, and who suffered for engaging in a plot against the laird's life. There is an extensive cavern on the coast.