Meaning of arrogate

(verb) demand as being one's due or property; assert one's right or title to; "He claimed his suitcases at the airline counter"; "Mr. Smith claims special tax exemptions because he is a foreign resident"

make undue claims to having

seize and take control without authority and possibly with force; take as one's right or possession; "He assumed to himself the right to fill all positions in the town"; "he usurped my rights"; "She seized control of the throne after her husband died"