Adjective
Not polite; not of polished manners; wanting in good manners; discourteous; uncivil; rude.
Source: Webster's dictionaryCivilized men are more discourteous than savages because they know they can be impolite without having their skulls split, as a general thing. Robert E. Howard
Some decent, regulated preeminence, some preference given to birth, is neither unnatural nor unjust nor impolite. Edmund Burke
In his heart, he knew that there was no reason to be impolite to someone, even if they did work for you. There was such a thing as manners after all. John Boyne
Many young persons believe themselves natural when they are only impolite and coarse. François de La Rochefoucauld
I hate it when people are impolite to waiters or to the valet or the guy in the supermarket. There's no need for that; it doesn't cost anything to be polite. Ashley Madekwe
Learn politeness from the impolite. Egyptian Proverb