jump–start

1 ENTRIES FOUND:
jump–start /ˈʤʌmpˈstɑɚt/ verb
jump–starts; jump–started; jump–starting
jump–start
/ˈʤʌmpˈstɑɚt/
verb
jump–starts; jump–started; jump–starting
Britannica Dictionary definition of JUMP–START
[+ object]
1 
: to start (a vehicle whose battery is not working) by connecting its battery to another source of power (such as the battery of another vehicle)
2 
a  : to cause (something) to start quickly
b  : to give new energy to (something)

— jump–start

noun, plural jump–starts [count]