Related Clues:

• Yahoolike
• Indelicate
• Far from polite
• Using one's shirtsleeve as a napkin, e.g.
• Crass
• Lacking etiquette
• Needing refinement
• Base in values
• Hardly sensitive
• Bad-mannered
• Lacking delicacy
• Unsuitable for mixed company
• In bad taste
• Not polished
• Sandpaper specification