Crossword Genius

Pinch some pureed meat from the ribs (7)

Ross

I believe the answer is:

purloin

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'pinch' is the definition.
(I know that pinch can be written as purloin)

I cannot understand how the rest of the clue works.

Can you help me to learn more?

(Other definitions for purloin that I've seen before include "appropriate" , "Steal" , "lift" , "Make off with" , "'Nick, pilfer (7)'" .)

I've seen this clue in the Sydney Morning Herald.
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