granny dumping

American  

noun

1. the abandonment of an elderly person, especially a relative, at a hospital, bus station, etc.

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Etymology

Origin of granny dumping

First recorded in 1990–95

Example Sentences

So-called granny dumping – where families unable to afford or cope with their caring responsibilities offload elderly relatives on to hospitals – is not uncommon in the US.

From The Guardian

“There are rarely cases of granny dumping, but I don’t know of any so dramatic.”

From Los Angeles Times