railbankEtymologyFrom rail + bank.nounAn embankment adjacent to a railroad track.“This 200-mile long stretch of railbank property has four encampments of the Lewis and Clark expedition.”verbTo hold a disused railroad right of way in reserve, saving it for future repurposing or sale; this may include converting it into a rail trail for public use either in the meantime or in perpetuity.“[T]he municipal government moved ahead with plans to railbank the 5-mile segment between Astoria and Tongue Point under the guidelines of the National Trail Systems Act.”