(of a person) having many sexual relationships,especially transient ones (人)淫乱的,滥交的(尤指短暂性行为) she's a wild, promiscuous, good-time girl. 她是那种野性的、性乱的、一味寻欢作乐的女郎。 ■(of sexual behaviour or a society) characterized by such relationships (性行为,社交)淫乱的,性乱的 they ran wild,indulging in promiscuous sex and experimenting with drugs. 他们荒淫无度,沉醉于性乱,吸食各种各样的毒品。
demonstrating or implying an undiscriminating or unselective approach; indiscriminate or casual 无区别的,无选择的;滥施的 the city fathers were promiscuous with their honours. 城市元老不分对象滥授荣誉。 ■consisting of a wide range of different things 杂乱的,各种各样的 Americans are free to pick and choose from a promiscuous array of values and behaviour. 美国人可以随意选择形形色色的价值观和行为方式。
early 17th cent.: from Latin promiscuus 'indiscriminate', (based on miscere 'to mix') + -ous. The early sense was 'consisting of elements mixed together', giving rise to 'indiscriminate' and 'undiscriminating', whence the notion of 'casual'