beta n.— «Beta: Tips, clues or any other information on how to climb a difficult route.» —“Why indoor rock climbing is the height of fashion” by Sharon Doyle Driedger Maclean’s (Can.) Sept. 18, 1995...
flash n.— «Flash: Climbing a wall without falling on the first try.» —“Why indoor rock climbing is the height of fashion” by Sharon Doyle Driedger Maclean’s (Can.) Sept. 18, 1995. (source: Double-Tongued...