faint
adjective(faint)
weak and likely to lose consciousness
Examples:
Suddenly felt faint from the pain. 
Was sick and faint from hunger. 
faint
adjective(faint)
deficient in magnitude; barely perceptible; lacking clarity or brightness or loudness etc
Examples:
A faint outline. 
The wan sun cast faint shadows. 
The faint light of a distant candle. 
A faint hissing sound. 
A faint aroma. 
faint
adjective(faint)
lacking conviction or boldness or courage
Examples:
Faint heart ne'er won fair lady. 
faint
verb(faint)
pass out from weakness, physical or emotional distress due to a loss of blood supply to the brain
faint
adjective(faint)
lacking strength or vigor
Examples:
Damning with faint praise. 
Faint resistance. 
faint
adjective(faint)
lacking clarity or distinctness
Examples:
Only a faint recollection. 
faint
noun(faint)
a spontaneous loss of consciousness caused by insufficient blood to the brain
faint
adjective(faint)
indistinctly understood or felt or perceived
Examples:
A faint clue to the origin of the mystery. 
Haven't the faintest idea.