English

Verb

waterfalling

1. present participle of waterfall

Noun

waterfalling ‎(uncountable)

1. (engineering) turbulent flow; damage caused by such turbulence
   • 2003, George E. Totten, D. Scott MacKenzie, Handbook of Aluminum: Physical metallurgy and processes

     If the film folds over on itself as a result of turbulent flow or "waterfalling," the effects can be particularly damaging.

   • 2009, ASM International, Casting design and performance

     If the casting is poorly designed, waterfalling will result.

2. hiking to, and then climbing up active waterfalls