Definitions
1.verbTo raise, hoist, or lift a thing using a jack, or similar means."He jacked the car up to change the tire."
2.verbTo raise, increase, or accelerate; often said of prices, fees, or rates."I can't believe they're going to jack up the price of gasoline again — and after they already raised it twenty cents a gallon!"
3.verbTo ruin; wreck; mess up; screw up; sometimes as a bowdlerized substitution for fuck up."I'm not letting him use my computer again; he always jacks it up."
4.verbTo give up; to abandon (something, e.g. a job, contract)
5.verbTo organise something.
6.verbTo shoot, especially in the context of a poor shot opportunity.
7.adjectiveHoisted, lifted off the ground, or propped up using a jack."Do you want to rotate the tires while we have the car jacked up?"
8.adjectiveDescribes a 4x4 automobile that has a "lift kit", raising the body and/or frame higher than stock."He took us for a ride in his awesome new jacked up truck."
9.adjectiveSignificantly increased or expanded."It's hard to make ends meet with the jacked up price of gas."
10.adjectiveUnder the influence of stimulants; high."They were all jacked up on coke."
11.adjectiveStimulated, excited.
12.adjectiveWrecked; damaged; ruined; injured."My elbow is all jacked up from playing tennis."
13.adjectiveReprehensible; objectionable."Dude, your girlfriend left you for your brother? That's jacked up."
14.adjectiveBankrupt; insolvent; ruined; done for.
15.adjectiveAbsent, having quit, given up, or having abandoned one's post.