Better to enjoy an evening here? (6)

I believe the answer is:

casino

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'better to enjoy an evening here?' is the definition.
Although both the answer and definition are singular nouns, I can't see how one could define the other.

This is the entire clue.

Can you help me to learn more?

(Other definitions for casino that I've seen before include "Gaming house" , "--- Royale (Fleming)" , "Las Vegas establishment" , "Gambling den" , "used by gamblers" .)

I've seen this clue in The Times.

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