WordNet (r) 3.0 (2006):

Mickey Mouse
    n 1: a fictional mouse created in animated film strips by Walt
         Disney

Moby Thesaurus II by Grady Ward, 1.0:

51 Moby Thesaurus words for "Mickey Mouse":
   base, casual, cheap, cheesy, clear, coarse, common, cushy, easy,
   easy as pie, effortless, facile, fourth-class, glib, inferior,
   irregular, light, low-class, low-grade, low-quality, low-test,
   mean, measly, niggling, nothing to it, painless, paltry, peanut,
   pettifogging, picayune, picayunish, piddling, plain, poor, punk,
   puny, second-best, second-class, seedy, shabby, simple,
   simple as ABC, smooth, soft, straightforward, tacky, third-class,
   third-rate, tinny, unburdensome, uncomplicated