The Collaborative International Dictionary of English v.0.48:

Earwax \Ear"wax`\, n. (Anat.)
   See Cerumen.
   [1913 Webster]

WordNet (r) 3.0 (2006):

earwax
    n 1: a soft yellow wax secreted by glands in the ear canal [syn:
         cerumen, earwax]