taking too much for granted; presumptuous.
expecting too much; presumptuous; arrogant
(often foll by that) if it is assumed or taken for granted (that): even assuming he understands the problem, he will never take any action
[self-uh-shoo r-uh ns, self-] /ˈsɛlf əˈʃʊər əns, ˌsɛlf-/ noun 1. self-confidence. self-assurance noun 1. confidence in the validity, value, etc, of one’s own ideas, opinions, etc
[self-uh-shoo rd] /ˈsɛlf əˈʃʊərd/ adjective 1. self-confident. self-assured adjective 1. confident of one’s own worth
adjective 1. given or endowed with authority: an authorized agent. 2. duly sanctioned.
adjective 1. acknowledged; declared: an avowed enemy.