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# jack

«jack» in Mova's school dictionary: **A tool for lifting a heavy thing, like a car, a little…** — its meaning for a pupil, its sense in the lessons and examples, with 5 sentences of Mova's corpora that use it.

### part of speech

noun (a jack, jacks); verb (jack, jacks, jacked, jacking — jack up, jack in); also a name (Jack)

### meaning for a pupil

1) A tool for lifting a heavy thing, like a car, a little way off the ground. [tree →](https://md.mova.elamur.ai/free/en/corpora/dictionaries/school/J/jack/#m1)

2) (cards) A playing card with a picture of a young man, between the ten and the queen; also called the knave. [tree →](https://md.mova.elamur.ai/free/en/corpora/dictionaries/school/J/jack/#m2)

3) (electric) A socket where you plug in a lead, like a headphone jack. [tree →](https://md.mova.elamur.ai/free/en/corpora/dictionaries/school/J/jack/#m3)

4) (games) jacks — a children's game of picking up small metal pieces while bouncing a ball; in bowls, the small white ball. [tree →](https://md.mova.elamur.ai/free/en/corpora/dictionaries/school/J/jack/#m4)

5) (ship) A small flag on a ship, as in the Union Jack, the UK flag. [tree →](https://md.mova.elamur.ai/free/en/corpora/dictionaries/school/J/jack/#m5)

6) (a name) Jack, a boy's name, often a nickname for John; in fairy tales Jack is a brave clever boy. [tree →](https://md.mova.elamur.ai/free/en/corpora/dictionaries/school/J/jack/#m6)

7) (verb, informal) jack up = lift with a jack or raise prices; (UK slang) jack in = give up; (slang) jack = steal («he jacked my bike»). [tree →](https://md.mova.elamur.ai/free/en/corpora/dictionaries/school/J/jack/#m7)

8) (male animal) A male donkey or hare is a jack. [tree →](https://md.mova.elamur.ai/free/en/corpora/dictionaries/school/J/jack/#m8)

### sense in the lessons

In fairy tales: «Jack and the Beanstalk», «Jack and Jill». Sayings: «jack of all trades» (someone who can do many jobs), «hit the jackpot», «jack-in-the-box». In Alice, the Knave (Jack) of Hearts stole the tarts. In safety: never go under a car held only by a jack. Phrases: «car jack», «headphone jack», «Union Jack», «jack it in».

### examples

- Dad used a jack to lift the car and change the tyre. [tree →](https://md.mova.elamur.ai/free/en/corpora/dictionaries/school/J/jack/#x1)
- The Jack of Hearts stole the tarts. [tree →](https://md.mova.elamur.ai/free/en/corpora/dictionaries/school/J/jack/#x2)
- Plug your headphones into the jack. [tree →](https://md.mova.elamur.ai/free/en/corpora/dictionaries/school/J/jack/#x3)
- Jack climbed the beanstalk. [tree →](https://md.mova.elamur.ai/free/en/corpora/dictionaries/school/J/jack/#x4)
- We played jacks on the playground. [tree →](https://md.mova.elamur.ai/free/en/corpora/dictionaries/school/J/jack/#x5)
- The Union Jack is the flag of the United Kingdom. [tree →](https://md.mova.elamur.ai/free/en/corpora/dictionaries/school/J/jack/#x6)
- He was fed up and jacked in his job (UK slang). [tree →](https://md.mova.elamur.ai/free/en/corpora/dictionaries/school/J/jack/#x7)
- The shop jacked up the price of sweets. [tree →](https://md.mova.elamur.ai/free/en/corpora/dictionaries/school/J/jack/#x8)
- A jack-in-the-box popped up and made the baby laugh. [tree →](https://md.mova.elamur.ai/free/en/corpora/dictionaries/school/J/jack/#x9)
- My uncle is a jack of all trades. [tree →](https://md.mova.elamur.ai/free/en/corpora/dictionaries/school/J/jack/#x10)
- Jack uttered a cry of surprise. [tree →](https://md.mova.elamur.ai/free/en/corpora/dictionaries/school/J/jack/#x11)

### note

Jack (name) has a capital letter. «Jack» and «knave» name the same card. The game «jacks» is plural. Slang «jack» = steal is rude-ish street talk; «jack all» (UK slang) = nothing.

### In the corpora

- [He takes his jack-knife home with him.](https://md.mova.elamur.ai/free/en/corpora/school/books/74-justso-whale-throat/18/)
- [Jack in Liverpool got a note home about a fight in the yard.](https://md.mova.elamur.ai/free/en/corpora/school/everyday/429-the-forged-signature-and-how-it-always-ends/0/)
- [«It was HER!» said Jack.](https://md.mova.elamur.ai/free/en/corpora/school/everyday/432-it-was-him-siblings-blaming-each-other/2/)
- [Jack told his mum; she called his mate's parents and the police, and the man was found and stopped.](https://md.mova.elamur.ai/free/en/corpora/school/everyday/437-when-not-to-keep-a-friends-secret/17/)
- [Jack's dad said, «I let you down and lied about it.](https://md.mova.elamur.ai/free/en/corpora/school/everyday/454-forgiving/26/)

### Trees and pragmatics

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