Inflected forms: ar·ro·gat·ed, ar·ro·gat·ing, ar·ro·gates 1. To take or claim for oneself without right; appropriate: Presidents who have arrogated the power of Congress to declare war. See synonyms at appropriate. 2. To ascribe on behalf of another in an unwarranted manner.
ETYMOLOGY:
Latin arrogre, arrogt- : ad-, ad- + rogre, to ask; see reg- in Appendix I.