downspout

美 [ˈdaʊnˌspaʊt]
英 [ˈdaʊnspaʊt]
  • n.漏斗;浇口;漏管;放流槽
  • 网络落水管;水落管;雨水管
复数:downspouts  
downspout
— see also
drainpipe