on the stump
US /ɑn ðə stʌmp/
UK /ɑn ðə stʌmp/

1.
在竞选, 在巡回演讲
campaigning for political office, typically by making speeches to the public
:
•
The candidate spent weeks on the stump, visiting small towns and meeting voters.
这位候选人花了数周时间在竞选,走访小城镇并会见选民。
•
He's a natural speaker when he's on the stump.
他在竞选时是一位天生的演说家。