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- pronunciation:
- jaek
| part of speech: |
noun |
| definition 1: |
a machine for lifting a heavy object.
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| definition 2: |
the face card with the lowest value in a set of cards. The jack is pictured as a young man in uniform.
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| definition 3: |
a part that allows you to connect to a source of electricity.
The telephone plugs into a jack in the wall. |
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