1. (

• ill-mannered ,
• bad-mannered ,
• rude ,
• unmannered ,
• unmannerly

) socially incorrect in behavior; "resentment flared at such an unmannered intrusion" ;

2. (

• ill-bred ,
• bounderish ,
• lowbred ,
• rude ,
• underbred ,
• yokelish

) (of persons) lacking in refinement or grace ;

3. (

• uncivil ,
• rude ,

) lacking civility or good manners; "want nothing from you but to get away from your uncivil tongue"- Willa Cather ;

4. (

• natural ,
• raw ,
• rude

) (used especially of commodities) being unprocessed or manufactured using only simple or minimal processes; "natural yogurt"; "natural produce"; "raw wool"; "raw sugar"; "bales of rude cotton" ;

5. (

• crude ,
• primitive ,
• rude

) belonging to an early stage of technical development; characterized by simplicity and (often) crudeness; "the crude weapons and rude agricultural implements of early man"; "primitive movies of the 1890s"; "primitive living conditions in the Appalachian mountains" ;