Definitions:

1. a light leap by a horse in which both hind legs leave the ground before the forelegs come down noun
   • This horse's vaulting is superb.
2. in architecture, a vaulted structure noun
   • Arches and vaulting are typical during this time period.
3. revealing excessive self-confidence adjective
   • Your vaulting behavior could be your downfall.
4. the act of leaping over something noun
   • Vaulting is something I practice along with other parkour moves.

Synonyms:

• curvet
• overreaching