/ kræs; NAmE / adjective
very stupid and showing no sympathy or understanding
SYN insensitive :
the crass questions all disabled people get asked
an act of crass (= great) stupidity
► crass·ly adverb
► crass·ness noun [ U ]
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WORD ORIGIN
late 15th cent. (in the sense dense or coarse ): from Latin crassus solid, thick.