(a.) Uncivil; rude; wanting in courtesy or good manners; uncourteous.

abrupt aweless boorish brusque curt derisive disparaging disrespectful ill-bred ill-mannered impertinent impolite impudent inaffable insolent irreverent misbehaved ridiculing rude short unaccommodating uncivil uncomplaisant uncourteous uncourtly ungallant ungentlemanly ungracious unladylike unmannerly unpolite