push oneself off a surface and into the air by using the muscles in one's legs and feet

the cat jumped off his lap

he jumped twenty-five feet to the ground

(of a person) move suddenly and quickly in a specified way

Juliet jumped to her feet

they jumped back into the car and drove off

attack (someone) suddenly and unexpectedly

he was jumped by seven men as he opened the front door of his home

(of a place) be full of lively activity

the bar is jumping on Fridays and Saturdays

have sex with (someone)

start (a vehicle) using jump leads

I jumped his saloon from my car's battery