1 sense
又称公交车，指性生活开放的人，带贬义。因为“大家都可以上”。
ENAlso known as a public bus, it refers to a person who is sexually open, with a derogatory meaning. Because 'everyone can get on'.
“－诶，你觉不觉得那桌白衣服的女生对我有意思？ －那是出了名的公车女好吗，你有兴趣吗
