pay as you throw
n.— «The Rubbish Collection and Disposal Ad-Hoc Committee on Wednesday told selectmen a per-bag pricing program, also known as “pay as you throw,” topped its list of recommendations for next year.» —“Group recommends new trash system: Selectmen considering pay-as-you-throw among options” by Theresa Freeman MetroWest Daily News (Framinghamd, Mass.) Nov. 20, 2005. (source: Double-Tongued Dictionary)