| 词组 | jack up |
| 释义 | jack up 1. jack up sth • jack sth up informal to increase prices, rates etc by a large amount, especially suddenly and in a way that seems unreasonable: ▪ All the hotels in town jack up their prices for the festival week. ▪ The standard manager's fee then was 10 percent, but Parker jacked it up to 50 percent. ■ SIMILAR TO: increase 2. jack sth up • jack up sth to lift a vehicle or other heavy object off the ground using a special piece of equipment that you put under the vehicle to support it: ▪ If you had a flat tyre, would you know how to jack the car up and take the wheel off? 3. jack up BrE informal to take an illegal drug by putting it into your body using a needle: ▪ If kids are jacking up and sharing needles, there's the added risk of them catching HIV or hepatitis. ■ SIMILAR TO: ↑shoot up informal |
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