promiscuous
/prəʊˈmɪskjʊəs/adjective
1
- (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。
1.1
- (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。
2
- 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。
2.1
- 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。
派生词
promiscuity
nounpromiscuously
adverbpromiscuousness
noun词源
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'.