1.N-COUNT 可数名词 (一心想跨入社会权贵阶层的)攀高结贵者,野心勃勃的人 You describe someone as an
arriviste when you are criticizing them because they are trying very hard to belong to an influential or important social group which you feel they have no right to belong to.
【语用信息】:disapproval
【STYLE标签】:FORMAL 正式