piáo chāng
to visit prostitutes
to go whoring
àn chāng
unlicensed (unregistered) prostitute
xiào pín bù xiào chāng
the notion in society that it's better to get ahead in the world by abandoning one's scruples than to suffer poverty
lit. despising poverty but not prostitution (idiom)
bī liáng wéi chāng
to force an honest girl into prostitution (idiom)
to debauch