arm

arm&+{1}
[ɑːm]
n
(in man) either of the upper limbs from the shoulder to the wrist
the part of either of the upper limbs from the elbow to the wrist; forearm
the corresponding limb of any other vertebrate.an armlike appendage of some invertebrates
an object that covers or supports the human arm, esp the sleeve of a garment or the side of a chair, sofa, etc
anything considered to resemble an arm in appearance, position, or function, esp something that branches out from a central support or larger mass
the arm of a record player
an administrative subdivision of an organization
an arm of the government
power; authority
the arm of the law
any of the specialist combatant sections of a military force, such as cavalry, infantry, etc
See yardarm
ability to throw or pitch
he has a good arm
vb
to walk arm in arm with
arm

arm&+{2}
[ɑːm]
vb
to equip with weapons as a preparation for war
to provide (a person or thing) with something that strengthens, protects, or increases efficiency
he armed himself against the cold
to activate (a fuse) so that it will explode at the required time.to prepare (an explosive device) for use by introducing a fuse or detonator
to pack arming into (a sounding lead)
n
a weapon, esp a firearm
See arms
- 习惯用语
- an arm and a leg a large amount of money
- arm in arm with arms linked
- at arm's length at a distance; away from familiarity with or subjection to another
- give one's right arm to be prepared to make any sacrifice
- in the arms of Morpheus sleeping
- with open arms with great warmth and hospitality