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# arm

«arm» in Mova's school dictionary: **One of the two long body parts from your shoulder to your…** — 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 (an arm, arms); verb (arm, arms, armed — to give weapons)

### meaning for a pupil

1) One of the two long body parts from your shoulder to your hand. [tree →](https://md.mova.elamur.ai/free/en/corpora/dictionaries/school/A/arm/#m1)

2) The part of a chair or sofa where you rest your arm. [tree →](https://md.mova.elamur.ai/free/en/corpora/dictionaries/school/A/arm/#m2)

3) A sleeve of a coat or shirt. [tree →](https://md.mova.elamur.ai/free/en/corpora/dictionaries/school/A/arm/#m3)

4) A long part that sticks out: the arm of a crane, an arm of the sea. [tree →](https://md.mova.elamur.ai/free/en/corpora/dictionaries/school/A/arm/#m4)

5) Verb: to give weapons; «arms» can also mean weapons. [tree →](https://md.mova.elamur.ai/free/en/corpora/dictionaries/school/A/arm/#m5)

### sense in the lessons

In science: the arm has the upper arm, elbow, forearm, wrist and hand; bones (humerus, radius, ulna) and muscles (biceps, triceps) move it. In safety: keep arms inside a car or bus window; on rides keep arms inside. In everyday life: arm in arm, arm's length. Phrases: arm in arm, broken arm, under your arm, at arm's length, armchair, an arm and a leg (very expensive), twist someone's arm.

### examples

- Raise your arm if you know the answer. [tree →](https://md.mova.elamur.ai/free/en/corpora/dictionaries/school/A/arm/#x1)
- She broke her arm falling off her bike. [tree →](https://md.mova.elamur.ai/free/en/corpora/dictionaries/school/A/arm/#x2)
- Keep your arms inside the bus. [tree →](https://md.mova.elamur.ai/free/en/corpora/dictionaries/school/A/arm/#x3)
- He carried the ball under his arm. [tree →](https://md.mova.elamur.ai/free/en/corpora/dictionaries/school/A/arm/#x4)
- They walked arm in arm. [tree →](https://md.mova.elamur.ai/free/en/corpora/dictionaries/school/A/arm/#x5)
- The cat sat on the arm of the sofa. [tree →](https://md.mova.elamur.ai/free/en/corpora/dictionaries/school/A/arm/#x6)
- My coat has a hole in the arm. [tree →](https://md.mova.elamur.ai/free/en/corpora/dictionaries/school/A/arm/#x7)
- That toy costs an arm and a leg. [tree →](https://md.mova.elamur.ai/free/en/corpora/dictionaries/school/A/arm/#x8)

### note

Countable: an arm (with «an»), arms. «Armed» means carrying weapons. In maths: humans have 2 arms, an octopus 8 arms (not legs), a starfish usually 5 arms.

### In the corpora

- [A squid has 8 arms and 2 longer tentacles, and like an octopus it has 3 hearts.](https://md.mova.elamur.ai/free/en/corpora/school/biology/8-the-ocean/17/)
- [An octopus has eight arms with suckers all along them, and scientists call them arms, not tentacles.](https://md.mova.elamur.ai/free/en/corpora/school/biology/40-counting-legs-arms-wings-and-tails/7/)
- [A squid or cuttlefish has eight arms plus two longer tentacles with suckers only on their wide tips, ten limbs in all.](https://md.mova.elamur.ai/free/en/corpora/school/biology/40-counting-legs-arms-wings-and-tails/8/)
- [Swinging arm over arm is called brachiation; gibbons are the fastest apes in the trees, reported at around 50 kilometres per hour.](https://md.mova.elamur.ai/free/en/corpora/school/biology/85-ape-house-orangutans-gibbons-bonobos/9/)
- [Sifakas are lemurs built for leaping between trees, so on the ground they bounce sideways with their arms up, like dancers.](https://md.mova.elamur.ai/free/en/corpora/school/biology/86-monkey-house-and-lemurs-of-madagascar/15/)

### Trees and pragmatics

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