thick-skinned

from WordNet (r) 3.0 (2006)

thick-skinned
    adj 1: insensitive to criticism [syn: {thick-skinned}, {tough-
           skinned}]

from The Collaborative International Dictionary of English v.0.48

Thick-skinned \Thick"-skinned`\, a.
   Having a thick skin; hence, not sensitive; dull; obtuse.
   --Holland.
   [1913 Webster]

from Moby Thesaurus II by Grady Ward, 1.0

18 Moby Thesaurus words for "thick-skinned":
      callous, case-hardened, dull, hard-boiled, hardened, impervious,
      insensate, insensitive, inured, numbed, obtuse, pachydermatous,
      steeled, stolid, tough, toughened, unfeeling, unsusceptible

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