Webster's Revised Unabridged Dictionary · 1913

Arrogant

Arrogant ({not transcribed}) , adjective

[French arrogant, Latin arrogans, present participle of arrogare. See Arrogate.]

1.
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 Winchester, that haughty prelate. — Shakespeare
2.
Containing arrogance; marked with arrogance; proceeding from undue claims or self-importance; -- applied to things; as, arrogant pretensions or behavior.