ˌPublic ˌPrivate ˈPartnership BrE AmE abbreviation , PPP noun [uncountable and countable]
an arrangement in which the UK government works together with a private company in order to improve a ↑ public service such as a railway system, road, prison, school, or hospital. The government believes that private companies can manage or build some of these things better than public organizations, but some people do not think that private companies should manage certain things such as prisons.
⇨ ↑ Private Finance Initiative