The rôle fitted him very well, for he is the dourest politician in Yugoslavia—a perfectly honest, upright, injudicious patriot.
Mr Adam Wilkie is a Scot of the dourest and most sepulchral appearance.
Even the humour, which proved his redemption, was as dour and grim as Scotland can furnish at her grimmes: and dourest.
I have not tried the evening fishing, but at all other times of day have found them the “dourest” of trout, and they grow dourer.
When he opened his cabin door he was confronted by the dourest aspect of the north that he had yet seen.
And this is how one Englishwoman found out that the Scot is at once the dourest and the tenderest of men.
And so we might, had it not been for the innate depravity of man as exemplified in the dourest driver that ever handled reins.
bleak and gloomy
Latin durus 'hard'