jump off
phr. v..phr. v.. to move quickly from a high place to a lower place by leaping.
phr. v.. to propel oneself from a surface or elevated position into the air and downward; can be used literally for physical movement or figuratively for starting a process.
The children jump off the wall into the sand.
He had to jump off the bus before it started moving again.
The stuntman prepared to jump off the ledge, ensuring his safety harness was securely fastened before the cameras began rolling.
usually followed by the object representing the starting point or surface.
contrast with 'jump over' (passing across something) and 'jump on' (landing on a surface); 'jump off' focuses on the departure from the high point.
He jump off of the chair.He jumped off the chair.while 'off of' is common in some dialects, 'off' alone is the standard prepositional particle for this phrasal verb.