1. [adjective] (obsolete) Sated, having had one's fill; satisfied, weary.
2. [adjective] (obsolete) Steadfast, valiant.
3. [adjective] (obsolete) Dignified, serious, grave.
4. [adjective] (obsolete) Naughty; troublesome; wicked.
5. [adjective] (heading) Emotionally negative.
6. [adjective] Of colours: dark, deep; later, sombre, dull.
7. [adjective] Feeling sorrow; sorrowful, mournful.
8. [adjective] Appearing sorrowful.
9. [adjective] Causing sorrow; lamentable.
10. [adjective] Poor in quality, bad; shameful, deplorable; later, regrettable, poor.
11. [adjective] (slang) Unfashionable; socially inadequate or undesirable.
12. [adjective] (dialect) Soggy (to refer to pastries).
13. [adjective] (obsolete) Heavy; weighty; ponderous; close; hard.
14. [adjective] 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.
15. [adjective] 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.
16. [adjective] Bad; unfortunate; 'my finances were in a deplorable state'; 'a lamentable decision'; 'her clothes were in sad shape'; 'a sorry state of affairs'.