Definitions for jump off
set off quickly, usually with success
"The freshman jumped off to a good start in his math class"
jump, leap, jump off(verb)
jump down from an elevated point
"the parachutist didn't want to jump"; "every year, hundreds of people jump off the Golden Gate bridge"; "the widow leapt into the funeral pyre"
To participate in the final round of an equestrian showjumping event.
To move from an elevated place by one jump.