society > morality > duty or obligation > responsibility > be under responsibility [verb (intransitive)] > be left with a responsibility > unwelcome (2)
(to leave a person) to hold the baby and variants: (to leave a person) to deal with an unwelcome responsibility.
Proverbs and proverbial phrases. †to buy a cat in the sack: to buy an article without first inspecting it. to bring, carry (more) sacks to the mill…