runner bean
US /ˈrʌn.ər ˌbiːn/
UK /ˈrʌn.ər ˌbiːn/

1.
a climbing bean plant (Phaseolus coccineus) grown for its long, edible green pods, which are typically eaten as a vegetable
:
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We harvested a large crop of runner beans from the garden this year.
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She blanched the runner beans before freezing them for later use.