sleep aroundvi phrasalphrasal verb, intransitive: Verb with adverb(s) or preposition(s), having special meaning and not taking direct object--for example, "make up" [=reconcile]: "After they fought, they made up."
informal (have casual sex)
随便与人上床 suí biàn yú rén shàng chuáng
I have no more respect for guys who sleep around than for women who do.