prop up

phrasal verb·1 sense·particle up

Meanings

1

Support something to stop it falling, literally or financially

Why “up”? Movement goes from low to high.

They propped up the failing bank.
They supported the failing bank to stop it collapsing.
She propped up the shelf with a brick.
She supported the shelf with a brick to stop it falling.

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They propped up the failing bank. What does it mean?

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