uncouth
1. [ adjective ] lacking refinement or cultivation or taste
Synonyms: vulgar coarse rough-cut common
Examples:

"he had coarse manners but a first-rate mind" "behavior that branded him as common" "an untutored and uncouth human being" "an uncouth soldier--a real tough guy" "appealing to the vulgar taste for violence"

Related terms: unrefined
2. [ adjective ] lacking refinement or cultivation or taste
Synonyms: vulgar coarse common
Examples:

"he had coarse manners but a first-rate mind" "behavior that branded him as common" "an untutored and uncouth human being" "an uncouth soldier--a real tough guy" "the vulgar display of the newly rich"

Related terms: unrefined
Similar spelling:   uncouthly
  uncut
  unscathed
  uncoated
  unhostile