jack-knife

jack-knife englanniksi

1. A compact folding knife.

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2. The front-dive pike, in which the body folds and unfolds.

3. A semi-trailer truck accident in which the vehicle mimics the closing of a jack-knife.

4. (alternative spelling of)

5. To fold in the middle, as a jackknife does.

6. {{quote-book|en|year=2009|author=Reif Larsen|title=The Selected Works of T.S. Spivet|publisher=Pinguin Books|page=37

7. To cause a semi-trailer truck to fold like a jackknife in a traffic accident.

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