faint in WordNet English dictionary

1. pass out from weakness, physical or emotional distress due to a loss of blood supply to the brain
   faint  conk  swoon  pass out 
   

1. a spontaneous loss of consciousness caused by insufficient blood to the brain
   faint  swoon  syncope  deliquium 
   

1. lacking clarity or distinctness
   "a dim figure in the distance"; "only a faint recollection"; "shadowy figures in the gloom"; "saw a vague outline of a building through the fog"; "a few wispy memories of childhood"
   dim  faint  shadowy  vague  wispy 
   
2. lacking conviction or boldness or courage
   "faint heart ne'er won fair lady"
   faint  fainthearted  timid  faint-hearted 
   
3. weak and likely to lose consciousness
   "suddenly felt faint from the pain"; "was sick and faint from hunger"; "felt light in the head"; "a swooning fit"; "light-headed with wine"; "light-headed from lack of sleep"
   faint  light  swooning  light-headed  lightheaded 
   
4. deficient in magnitude; barely perceptible; lacking clarity or brightness or loudness etc
   "a faint outline"; "the wan sun cast faint shadows"; "the faint light of a distant candle"; "weak colors"; "a faint hissing sound"; "a faint aroma"; "a weak pulse"
   faint  weak 
   
5. lacking strength or vigor
   "damning with faint praise"; "faint resistance"; "feeble efforts"; "a feeble voice"
   faint  feeble 
   
6. indistinctly understood or felt or perceived
   "a faint clue to the origin of the mystery"; "haven't the faintest idea"
   faint