Crossword Genius

A picking-up-point (5)

Ross

I believe the answer is:

prong

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'point' is the definition.
(I've seen this before)

I don't understand how the rest of the clue works.

Can you help me to learn more?

(Other definitions for prong that I've seen before include "Tooth" , "Spike of fork etc" , "Pointed end of fork" , "Tine of a fork" , "Fork's point" .)

I've seen this clue in The Globe and Mail.
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