20 across
Central
pub
evacuated
earlier
(5)
Central pub evacuated earlier (5)
hints
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checks
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The definition is at the beginning of the clue.
How the clue works
Central is your definition there. Start with INN for "pub", then take "earlier" and evacuate it — hollow out the middle letters and you're left with just the outer E and R, giving you ER to stick on the end.