experiencing or showing sorrow or unhappiness; "feeling sad because his dog had died"; "Better by far that you should forget and smile / Than that you should remember and be sad"- Christina Rossetti
of things that make you feel sad; "sad news"; "she doesn't like sad movies"; "it was a very sad story"; "When I am dead, my dearest, / Sing no sad songs for me"- Christina Rossetti
fraught with danger; "dangerous waters"; "a parlous journey on stormy seas"; "a perilous voyage across the Atlantic in a small boat"; "the precarious life of an undersea diver"; "dangerous surgery followed by a touch-and-go recovery"
caused by or altered by or manifesting disease or pathology; "diseased tonsils"; "a morbid growth"; "pathologic tissue"; "pathological bodily processes"
giving offense to moral sensibilities and injurious to reputation; "scandalous behavior"; "the wicked rascally shameful conduct of the bankrupt"- Thackeray; "the most shocking book of its time"