Definition of faint:
(adj) :
lacking strength; weak; languid; inclined to swoon; as, faint with fatigue, hunger, or thirst; wanting in courage, spirit, or energy; timorous; cowardly; dejected; depressed
(n) :
the act of
fainting; the state of one who has fainted; a swoon
(v) :
to lose consciousness. Caused by a lack of oxygen or nutrients to the brain, usually as a result of a suddenly reduced blood flow (may be caused by emotional trauma, loss of blood or various medical conditions)