Crossword Genius

Wherein to shop for games? (6)

Ross

I believe the answer is:

arcade

I'm a little stuck... Click here to teach me more about this clue!

'shop for games?' is the definition.
The answer and definition can be both man-made objects as well as being singular nouns.
Maybe you can see a link between them that I can't see?

I cannot understand how the remainder of the clue works.

Can you help me to learn more?

(Other definitions for arcade that I've seen before include "Arched passageway between shops" , "Colonnade" , "Covered area with shops and stalls" , "Covered passage of e.g. shops" , "shopping area" .)

I've seen this clue in the Evening Standard.
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