Pound taken in Hanworth robbery (5)
I believe the answer is:
throb
'pound' is the definition.
(synonyms)
'taken in hanworth robbery' is the wordplay.
'taken in' indicates a hidden word.
'THROB' is hidden within 'hanworth robbery'.
(Other definitions for throb that I've seen before include "Pulsate strongly" , "Beat quickly from excitement etc" , "Pulsate with force" , "Martin -; Kingsley -" , "Beat like heart" .)