shadow toll
n.— «When the toll roads were built, the TCA said no taxpayer money would be used to operate roads, Fitts said. But the term “shadow tolls” seems to be a euphemism for “taxpayer-supported toll road,” he said.» —“San Onofre tollway still ‘in the planning,’ OCTA chairman says” by David Reyes Los Angeles Times Mar. 28, 2008. (source: Double-Tongued Dictionary)