sharp
adj.— «The technical term for the climber who goes first is the “leader”; that’s the climber on the “sharp” end of the rope—the end you can hurt yourself on.» —“A Match Made in Canada” by Michael J. Ybarra Wall Street Journal Nov. 12, 2008. (source: Double-Tongued Dictionary)
Further reading
Why is an exciting event called a barnburner? A real barn on fire can be a spectacular sight, with so many combustible materials inside. Metaphorically, then, a barnburner is a “humdinger” or a “doozy.” There’s also a...
If someone urges you to spill the tea, they probably don’t want you tipping over a hot beverage. Originally, the tea here was the letter T, as in “truth.” To spill the T means to “pass along truthful information.” Plus...