To leap; to caper.
To cause (one's mounted horse) to perform a capriole.
A leap or caper, as in dancing.
A leap that a horse makes with all fours, upwards only, without advancing, but with a kick or jerk of the hind legs when at the height of the leap.
To swagger, to show off.
Fashionably elegant, posh.
A fashionably elegant person.
Ostentation; bravado.