sick sick /ˈsɪk/

adjective

1. () Affected by an impairment of normal physical or mental function  ( ill , sick )
   affected by an impairment of normal physical or mental function
    Ill from the monotony of his suffering
   ill from the monotony of his suffering
   
2. () Feeling nausea; feeling about to vomit  ( nauseous , queasy , nauseated , sick , sickish )
   feeling nausea; feeling about to vomit
     She took a sick day to recover from the flu.
   She took a sick day to recover from the flu.
   
3. () Having a strong distaste from surfeit  ( fed up , sick of , sick , disgusted , tired of )
   having a strong distaste from surfeit
    Grew more and more disgusted
   grew more and more disgusted
    Fed up with their complaints
   fed up with their complaints
    Sick of it all
   sick of it all
    Sick to death of flattery
   sick to death of flattery
    Gossip that makes one sick
   gossip that makes one sick
    Tired of the noise and smoke
   tired of the noise and smoke
   
4. () Affected with madness or insanity  ( brainsick , demented , disturbed , crazy , mad , sick , unbalanced , unhinged )
   affected with madness or insanity
    A man who had gone mad
   a man who had gone mad
   
5. Shockingly repellent; inspiring horror  ( grisly , sick , macabre , ghastly , grim , gruesome )
   shockingly repellent; inspiring horror
    Ghastly wounds
   ghastly wounds
    The grim aftermath of the bombing
   the grim aftermath of the bombing
    The grim task of burying the victims
   the grim task of burying the victims
    A grisly murder
   a grisly murder
    Gruesome evidence of human sacrifice
   gruesome evidence of human sacrifice
    Macabre tales of war and plague in the Middle ages
   macabre tales of war and plague in the Middle ages
    Macabre tortures conceived by madmen
   macabre tortures conceived by madmen
   
6. Deeply affected by a strong feeling  ( sick )
   deeply affected by a strong feeling
    Sat completely still, sick with envy
   sat completely still, sick with envy
    She was sick with longing
   she was sick with longing
   
7. (of light) lacking in intensity or brightness; dim or feeble  ( sick , pallid , wan , pale )
   (of light) lacking in intensity or brightness; dim or feeble
    The pale light of a half moon
   the pale light of a half moon
    A pale sun
   a pale sun
    The late afternoon light coming through the el tracks fell in pale oblongs on the street
   the late afternoon light coming through the el tracks fell in pale oblongs on the street
    A pallid sky
   a pallid sky
    The pale (or wan) stars
   the pale (or wan) stars
    The wan light of dawn
   the wan light of dawn
   

noun

1. () People who are sick  ( sick )
   people who are sick
    They devote their lives to caring for the sick
   they devote their lives to caring for the sick
   

verb

1. Eject the contents of the stomach through the mouth  ( barf [Informal] , be sick , cast , cat [Informal] , chuck [Informal] , disgorge , honk [Informal, British] , puke [Vulgar] , purge , regorge [Archaic] , regurgitate , sick , spew [Informal] , spue [Archaic] , upchuck [Informal, N. American] , vomit up , boak [Dialect, UK] , boke [Dialect, UK] , chuck up [Informal, British] , chunder [Informal, British] , keck [Informal] , retch , throw up , vomit , vom [Informal] )
   eject the contents of the stomach through the mouth
    After drinking too much, the students vomited
   After drinking too much, the students vomited
    He purged continuously
   He purged continuously
    The patient regurgitated the food we gave him last night
   The patient regurgitated the food we gave him last night