Arrogant :: Arrogant (a.) Making, or having the disposition to make, exorbitant claims of rank or estimation; giving one's self an undue degree of importance; assuming; haughty; -- applied to persons..
Arrogant :: Arrogant (a.) Containing arrogance; marked with arrogance; proceeding from undue claims or self-importance; -- applied to things; as, arrogant pretensions or behavior..
Arrogantly :: Arrogantly (adv.) In an arrogant manner; with undue pride or self-importance.