What is "unauthorised"

Usage examples of "unauthorised".

Asked why he had not given this second reason before, he said that as Auguste was not a medical man it would have been damaging to his reputation to divulge the fact of his wishing to make unauthorised experiments on animals.

He also called in and destroyed all unauthorised private collections of Sibylline oracles as well as all other books of public prediction that he could lay his hands upon, to the number of over two thousand.

Osbourne may have some wild idea of persuading Hare to make an unauthorised trip to France.

I will not ask you, fairest of your sex, to give your confidence to unauthorised words.

It was a closed island, forbidden to unauthorised civilians, and neither the Army nor Nature Conservancy, who leased it from the National Trust for Scotland, would give me permission to visit it.