Related Clues:

• Crass
• Definitely not polite
• Inclined to interrupt, say
• Lacking culture
• Disrespectful
• Insulting
• Not at all polite
• Intentionally impolite
• Primitively simple
• Like cutting in line, e.g.
• Lacking social graces
• Bad-mannered
• In need of a slap
• Offensive to Miss Manners
• Unlike Miss Manners