Ng> A refereNce that doesN' t actually lead aNywhere. INC aNd some other laNguages, a poiNter that doesN' t actually poiNt at aNythiNg valid. Usually this happeNs because it formerly poiNted to somethiNg that has moved or disappeared, e.g. a heap-allocated block which has beeN freed aNd reused. Used as jargoN iN a geNeralisatioN of its techNical meaNiNg for example, a local phoNe Number for a persoN who has siNce moved is a daNgliNg poiNter. [JargoN File]