Largest digit in a set (3,3)

I think it could be either:

Which length description are you looking for?:

3,3

big toe

(Other definitions for big toe that I've seen before include "Corn grows here" , "Largest pedal extremity" , "member of the body" , "that once went to market?" , "Largest foot digit" .)

I've seen this clue in The New York Times.

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