What is the meaning of the word "jump"?

Definitions:

a sudden and decisive increase noun
- a jump in attendance
cause to jump or leap verb
- the trainer jumped the tiger through the hoop
enter eagerly into verb
- We jumped into the game.
increase suddenly and significantly verb
- Prices jumped overnight
jump down from an elevated point verb
- the parachutist didn't want to jump
make a sudden physical attack on verb
- The muggers jumped the couple coming out of the gallery.
rise in rank or status verb
- My new novel jumped high on the bestseller list.