{s} gloomy, morose; melancholy; suffering from lead poisoning; caused by lead poisoning; due to the absorption of lead; sardonic; having a cynical aspect
Someone who is saturnine is serious and unfriendly. He had a rather forbidding, saturnine manner. looking sad and serious, especially in a threatening way (saturnin, from saturninus )
showing a brooding ill humor; "a dark scowl"; "the (Atasözü)ially dour New England Puritan"; "a glum, hopeless shrug"; "he sat in moody silence"; "a morose and unsociable manner"; "a saturnine, almost misanthropic young genius"- Bruce Bliven; "a sour temper"; "a sullen crowd"