Webster's Revised Unabridged Dictionary · 1913

Faint

Faint (fānt) , adjective

[Old English feint, faint, false, faint, French feint, past participle of feindre to feign, suppose, hesitate. See Feign, and compare Feint.]

1.
Lacking strength; weak; languid; inclined to swoon; as, faint with fatigue, hunger, or thirst.
2.
Wanting in courage, spirit, or energy; timorous; cowardly; dejected; depressed; as, “Faint heart ne'er won fair lady.” — Old Proverb
3.
Lacking distinctness; hardly perceptible; striking the senses feebly; not bright, or loud, or sharp, or forcible; weak; as, a faint color, or sound.
4.
Performed, done, or acted, in a weak or feeble manner; not exhibiting vigor, strength, or energy; slight; as, faint efforts; faint resistance.
The faint prosecution of the war. — Sir J. Davies

Faint , noun

The act of fainting, or the state of one who has fainted; a swoon. [R.] See Fainting, n.
The saint, Who propped the Virgin in her faint. — Sir W. Scott

Faint , intransitive verb

1.
To become weak or wanting in vigor; to grow feeble; to lose strength and color, and the control of the bodily or mental functions; to swoon; -- sometimes with away. See Fainting, n.
Hearing the honor intended her, she fainted away. — Guardian
If I send them away fasting... they will faint by the way. — Mark viii. 8
2.
To sink into dejection; to lose courage or spirit; to become depressed or despondent.
If thou faint in the day of adversity, thy strength is small. — Bible (KJV) - Proverb xxiv. 10
3.
To decay; to disappear; to vanish.
Gilded clouds, while we gaze upon them, faint before the eye. — Pope

Faint , transitive verb

To cause to faint or become dispirited; to depress; to weaken. [Obsolete]
It faints me to think what follows. — Shakespeare