to help a government, system, organization etc to continue to exist, especially by providing financial or military support
to stop something from falling by putting something under it or against it
Alice had propped herself up with pillows so she could read in bed.
The wall was propped up with wooden poles.
This new initiative is a desperate attempt to prop up the economy.
props up
propping up
propped up
There is no origin for this phrasal verb
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