Person immensely greedy, primarily (3)

I believe the answer is:

pig

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'person immensely greedy primarily' is the definition.
I can't tell whether this definition defines the answer.

'person immensely greedy primarily' is the wordplay.
'primarily' says to take the initial letters.
The first letters of 'person immensely greedy' is 'PIG'.

Can you help me to learn more?

(Other definitions for pig that I've seen before include "Quantity of metal" , "Eat ravenously" , "One scoffs" , "Greedy person (colloq.)" , "Boar or sow" .)

I've seen this clue in The Times.

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