jack up (something)
to raise prices, to raise something with a lifting device
The gas station jacked up their gas prices during the storm. We jacked up the car so that we could change the tire.

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  • jam on the brakes
  • jam-packed
  • jazz up (something)
  • Jekyll and Hyde
  • jockey for position
  • jog (someone's) memory
  • John Doe
  • John Hancock
  • John Henry
  • Johnny-come-lately
  • Idioms Quiz
  • in one's good books/graces
  • (not one's) cup of tea
  • step on it
  • least of all
  • snap (something) up or snap up (something)
  • jump down (someone's) throat
  • mope around
  • cost an arm and a leg
  • read (someone) his or her rights
  • small talk

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