sick as a parrot

Etymology
Apparently of sporting (soccer) origin.

Adjective

 * 1)  Extremely sick; very ill.
 * 2)  Very disappointed; miserable.
 * 3) * 2010 December 7, Wirral Euro MP is sick as a parrot over England World Cup bid humiliation, Wirral Globe.
 * 4) * 2011 July 29, John Walsh, Ingalls awesome but Workington Comets edged out, News & Star,
 * Team manager Tony Jackson said: “I’m as sick as a parrot as I’ve ever been. There’s no doubt we should have won this one if it hadn’t been for the riders we have who suffered knocks.”
 * Team manager Tony Jackson said: “I’m as sick as a parrot as I’ve ever been. There’s no doubt we should have won this one if it hadn’t been for the riders we have who suffered knocks.”