having or revealing an exaggerated sense of one's own importance or abilities 自大的 he's arrogant and opinionated. 他又自大又固执。 a typically arrogant assumption. 一个典型自大的假设。
派生 arrogance noun arrogantly adverb 语源
late Middle English : via Old French from Latin arrogant- 'claiming for oneself', from the verb arrogare (see arrogate)