arm

The part of your body between your shoulder and hand.

• My arm hurts.
• She held the baby in her arms.
• He raised his right arm to wave.

Common phrases: left arm, broken arm, arm in arm

A long, narrow part that sticks out from the main part of an object.

• The chair has a broken arm.
• A robot arm lifted the box.
• She adjusted the arm of the desk lamp.

Common phrases: robot arm, chair arm, arm of something

A weapon, especially a gun; usually used in the plural.

• Each soldier carried an arm.
• The guards laid down their arms.
• The police found a store of small arms.

Similar words: weapon

Common phrases: small arm, fire an arm

A long body part that some animals without bones use to move or hold things.

• The octopus moved one arm.
• Its arms held tightly to the rock.
• A starfish can grow a new arm.

Common phrases: octopus arm, starfish arm

To give or sell weapons to people, a group, or a country.

• The government armed the soldiers.
• They refused to arm the rebels.
• Who is arming these groups?

How to use it: arm someone with something (They armed the guards with rifles.)

Similar words: equip with weapons

Opposites: disarm

Common phrases: arm the troops, arm someone with something, arm the knights

To make a weapon, tool, or system ready to work.

• Please arm the alarm before leaving.
• The device was armed remotely.
• Have you armed the security system?

Similar words: activate

Opposites: disarm

Common phrases: arm the alarm, arm a device

To get weapons for yourself so that you are ready to fight.

• The villagers armed themselves.
• He armed himself with a knife.
• The defenders began to arm for battle.

How to use it: arm yourself with something (She armed herself with a pistol.)

Opposites: disarm

Common phrases: arm yourself, arm for battle