vaulting (Adjective) — Revealing excessive self-confidence; reaching for the heights. ex. "vaulting ambition"
vaulting (Noun) — (architecture) a vaulted structure. ex. "arches and vaulting"
vaulting (Noun) — A light leap by a horse in which both hind legs leave the ground before the forelegs come down.
vaulting (Verb) — Jump across or leap over (an obstacle).
vaulting (Verb) — Bound vigorously.