Large marble passage (5)

I believe the answer is:

alley

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This clue might be a double definition.

'large marble' is the first definition.
'alley' can be an answer for 'marble' (I've seen this before). I am not certain of the 'large' bit.

'passage' is the second definition.
(I've seen this in other clues)

Can you help me to learn more?

(Other definitions for alley that I've seen before include "Passage between houses, perhaps" , "space in US court" , "Narrow lane; type of cat" , "Narrow back street" , "garden path" .)

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

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