onsight

adj, verb — 2 senses

adj

Etymology From on + sight.

Climbing, Hobbies, Lifestyle, Sports Without having previously seen the terrain.

Reardon made hundreds of free-solo ascents of challenging climbing routes done onsight, meaning without rehearsal or practice.2007 July 18, Bill Becher, “Rock Climber Presumed Dead After Accident Off Irish Coast”, in New York Times:

verb

Etymology From on + sight.

Climbing, Hobbies, Lifestyle, Sports To perform a climb without having previously seen the terrain.

Entry derived from the Wiktionary, under licence CC BY-SA 4.0 — list of authors.