Definition of "thickskin" []

• A coarse, gross person; a person void of sensibility or sensitiveness; a dullard. (noun)

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• "If a professor is going to step out of the Ivory Tower and (1) politicize his classes, or (2) publicly advocate controversial views, (3) write/speak in public forums regarding those views, (4) run for public office, or (5) hold public office, then he had better grow a thickskin."
• "A thickskin - Home - Doug Johnson's Blue Skunk Blog"