26984 words

jack

10 definitions • 7 examples
1
a piece of equipment that can be opened slowly under a heavy object such as a car in order to raise it off the ground:

Examples:

You need a car jack in order to change a tyre.
2
a playing card with a picture of a man on it. It has a lower value than the cards showing a king or queen:

Examples:

the jack of clubs
3
a small ball towards which other balls are rolled or thrown in the games of bowls or boules
4
a small star-shaped object used in the game of jacks, in which you throw a ball into the air and try to pick up as many as possible of these objects with the same hand before catching the ball again
5
a children's game in which you throw a ball into the air and try to pick up as many small star-shaped objects as possible with the same hand before catching the ball again:

Examples:

The girls were playing jacks on the front steps.
7
nothing:

Examples:

I know jack about fashion, but I know what I like to wear.
There's jack shit to do here.
8
a device used to raise and hold something heavy off the ground, esp. one for raising a vehicle so that a tire can be changed
9
a playing card that has a picture of a man on it and has a lower value than the cards showing a king or queen:

Examples:

the jack of diamonds
10
a hole into which a wire connected to a piece of electrical equipment can be plugged so that the equipment can operate:

Examples:

a microphone jack

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