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# jacks

«jacks» in Mova's school dictionary: **a children's game where you toss a small ball and pick up…** — its meaning for a pupil, its sense in the lessons and examples.

### part of speech

noun, plural of jack (a jack, jacks); also the game «jacks»

### meaning for a pupil

1) Jacks is a children's game where you toss a small ball and pick up small metal or plastic pieces called jacks before catching it. [tree →](https://md.mova.elamur.ai/free/en/corpora/dictionaries/school/J/jacks/#m1)

2) Jacks are playing cards with a picture of a young man, worth between 10 and the queen. [tree →](https://md.mova.elamur.ai/free/en/corpora/dictionaries/school/J/jacks/#m2)

3) A jack is a tool that lifts a car off the ground. [tree →](https://md.mova.elamur.ai/free/en/corpora/dictionaries/school/J/jacks/#m3)

4) (informal, Australia) «Jacks» means police; «be jack of» means be tired of. [tree →](https://md.mova.elamur.ai/free/en/corpora/dictionaries/school/J/jacks/#m4)

### sense in the lessons

Used in playground games, card games and car safety (use a jack to change a tyre). In maths, a standard deck has 4 jacks out of 52 cards.

### examples

- We played jacks at break time. [tree →](https://md.mova.elamur.ai/free/en/corpora/dictionaries/school/J/jacks/#x1)
- She picked up three jacks before the ball bounced. [tree →](https://md.mova.elamur.ai/free/en/corpora/dictionaries/school/J/jacks/#x2)
- He had two jacks in his hand of cards. [tree →](https://md.mova.elamur.ai/free/en/corpora/dictionaries/school/J/jacks/#x3)
- Dad used a jack to lift the car. [tree →](https://md.mova.elamur.ai/free/en/corpora/dictionaries/school/J/jacks/#x4)
- There are four jacks in a pack of cards. [tree →](https://md.mova.elamur.ai/free/en/corpora/dictionaries/school/J/jacks/#x5)
- Never crawl under a car held only by a jack. [tree →](https://md.mova.elamur.ai/free/en/corpora/dictionaries/school/J/jacks/#x6)

### note

Also called «knucklebones» or «fivestones» in the UK and Australia. In probability: chance of drawing a jack = 4 out of 52, or 1 in 13. Safety: a car on a jack can fall.

### Trees and pragmatics

[Every meaning and example of «jacks» parsed by Mova](https://md.mova.elamur.ai/free/en/corpora/dictionaries/school/J/jacks/), each sentence with its dependency tree and frames.