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jack up

 
See:
jack
part of speech: phrase
definition 1: to lift (a car or other vehicle) using or as if using a jack .
Of course we'll have to jack up the car to change the tire.Their car was on the side of the road, and we could see they were trying to jack it up.
definition 2: to raise or increase.
The florist shop jacked up the price of roses just before Valentine's Day.