Source : Webster's Revised Unabridged Dictionary (1913)

Ichorous \I"chor*ous\, a. [Cf. F. ichoreux.]
   Of or like ichor; thin; watery; serous; sanious.

Source : WordNet®

ichorous
     adj : of or resembling or characterized by ichor or sanies; "an
           ichorous discharge"; "the sanious discharge from an
           ulcer" [syn: {sanious}]