From Wiktionary, the free dictionary
From Fall + Rohr.
Fallrohr n (strong, genitive Fallrohres or Fallrohrs, plural Fallrohre)
- downspout, downpipe
- Synonyms: Regenfallrohr, Regenrohr
Declension of Fallrohr [neuter, strong]
- “Fallrohr” in Digitales Wörterbuch der deutschen Sprache
- “Fallrohr” in Duden online