A trough partly filled with water through which logs are slid from the rolling-bank to the mill.(noun)
The Century Dictionary (Public Domain)
Use "water-slide" in a sentence
"But what was most fascinating to me was that we also received submissions about family trips to water-slide parks and staying at outdoor hotels in the Bahamas."
"The old lady touches the rainbow wheel and remembers what her friend had told her earlier over tea, “Old age has been a water-slide.”"
"A couple of pages of water-slide decal paper later, and my babies are tatted up with my phone number in case they get lost, their favorite picture book illustrations, WordArts of their names, and some of their own original artwork."