Sad (?), a. [Compar. Sadder (?); supperl. Saddest.] [OE. sad sated, tired, satisfied, firm, steadfast, AS. saed satisfied, sated; akin to D. zat, OS. sad, G. tt, OHG. sat, sar, saddr, Goth. saps, Lith. sotus, L. sat, satis, enough, satur sated, Gr. to satiate enough. Cf. Assets, Sate, Satiate, Satisfy Satire.] 1. Sated; satisfied; weary; tired. [Obs.]
Yet of that art they can not waxen sad,
For unto them it is a bitter sweet.
Chaucer.
2. Heavy; weighty; ponderous; close; hard. [Obs., except in a few phrases; as, sad bread.]
His hand, more sad than lump of lead.
Spenser.
Chalky lands are naturally cold and sad.
Mortimer.
3. Dull; grave; dark; somber; -- said of colors. "Sad-colored clothes."
Walton.
Woad, or wade, is used by the dyers to lay the foundation of all sad colors.
Mortimer.
4. Serious; grave; sober; steadfast; not light or frivolous. [Obs.] "Ripe and sad courage."
Bacon.
Which treaty was wisely handled by sad and discrete counsel of both parties.
Ld. Berners.
5. Affected with grief or unhappiness; cast down with affliction; downcast; gloomy; mournful.
First were we sad, fearing you would not come;
Now sadder, that you come so unprovided.
Shak.
The angelic guards ascended, mute and sad.
Milton.
6. Afflictive; calamitous; causing sorrow; as, a sad accident; a sad misfortune.
7. Hence, bad; naughty; troublesome; wicked. [Colloq.] "Sad tipsy fellows, both of them."
I. Taylor.
⇒ Sad is sometimes used in the formation of self-explaining compounds; as, sad-colored, sad-eyed, sad-hearted, sad-looking, and the like.
Sad bread, heavy bread. [Scot. & Local, U.S.]
Bartlett.
Syn. -- Sorrowful; mournful; gloomy; dejected; depressed; cheerless; downcast; sedate; serious; grave; grievous; afflictive; calamitous.
© Webster 1913.
Sad, v. t. To make sorrowful; to sadden. [Obs.]
How it sadded the minister's spirits!
H. Peters.
© Webster 1913. | 
