Source : Webster's Revised Unabridged Dictionary (1913)

Wheeze \Wheeze\, v. i. [imp. & p. p. {Wheezed}; p. pr. & vb. n.
   {Wheezing}.] [OE. whesen, AS. hw?san (cf. Icel. hv[ae]sa to
   hiss, Sw. hv["a]sa, Dan. hv[ae]se); akin to AS. hw?sta a
   cough, D. hoest, G. husten, OHG. huosto, Icel. h?sti, Lith.
   kosti to cough, Skr. k?s. [root]43. Cf. {Husky} hoarse.]
   To breathe hard, and with an audible piping or whistling
   sound, as persons affected with asthma. ``Wheezing lungs.''
   --Shak.

Source : WordNet®

wheezing
     adj : relating to breathing with a whistling sound [syn: {asthmatic},
            {wheezy}]