'Thick-skinned' definitions:

Definition of 'thick-skinned'

(from WordNet)
adjective
Insensitive to criticism [syn: thick-skinned, tough- skinned]

Definition of 'Thick-skinned'

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