drainpipe
🇺🇸
/ˈdreɪnpaɪp/
🇬🇧
/ˈdreɪnpaɪp/
A tube that takes water away from the top of a building to a place where it can be drained safely.
The water flowed down the drainpipe after the heavy rain.
A large pipe that takes dirty water or waste away from a building.
The plumber had to replace the old drainpipe in the basement.