The Collaborative International Dictionary of English v.0.48:
Short-winded \Short"-wind`ed\, a. Affected with shortness of breath; having a quick, difficult respiration, as dyspnoic and asthmatic persons. --May. [1913 Webster]WordNet (r) 3.0 (2006):
short-winded adj 1: breathing laboriously or convulsively [syn: blown, pursy, short-winded, winded]