slacklining
n.— «Rock climber and “slackliner” Dean Potter may have had his moment high atop famed Delicate Arch.…The park also has banned “slacklining”—defined as walking on flat nylon webbing or rope anchored between rock formations, trees or any other natural features.» —“Park tweaks rules after Delicate Arch climb” by Lisa J. Church in Moab Salt Lake Tribune (Utah) May 10, 2006. (source: Double-Tongued Dictionary)
Further reading
Understanding the varieties of conversational styles can mean the difference between feeling you’re understood and being insulted. “High-involvement” speakers interrupt or talk along with someone else to signal their enthusiasm...
We spoke with a listener about the German word querfeldein, or literally “diagonally into the field,” which he used to describe an informal route he and his wife had taken while out for a walk. Many other listeners chimed in with...