sick 1 
(sĭk)
(sĭk)adj. sick·er, sick·est
1.
a. Suffering from or affected with a physical illness; ailing.
b. Of or for sick persons: sick wards.
c. Nauseated.
2.
a. Mentally ill or disturbed.
b. Unwholesome, morbid, or sadistic: a sick joke; a sick crime.
3. Defective; unsound: a sick economy.
4.
a. Deeply distressed; upset: sick with worry.
b. Disgusted; revolted.
c. Weary; tired: sick of it all.
d. Pining; longing: sick for his native land.
5.
a. In need of repairs: a sick ship.
b. Constituting an unhealthy environment for those working or residing within: a sick office building.
6. Unable to produce a profitable yield of crops: sick soil.
7. Slang Excellent; outstanding: did a sick run down the halfpipe.
n. (used with a pl. verb)
Idiom: 1. Sick people considered as a group. Often used with the.
2. Chiefly British Vomit.
sick and tired
Thoroughly weary, discouraged, or bored.
[Middle English, from Old English sēoc.]