noun
                                                weapons considered collectively
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                                                noun
                                                the official symbols of a family, state, etc.
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                                                noun
                                                a human limb
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                                                                                                Examples
                                                
                                                                                                        - technically the part of the superior limb between the shoulder and the elbow but commonly used to refer to the whole superior limb
 
                                                                                        
                                                noun
                                                any projection that is thought to resemble a human arm
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                                                                                                Examples
                                                
                                                                                                        - the arm of the record player
- an arm of the sea
- a branch of the sewer
 
                                                                                        
                                                noun
                                                any instrument or instrumentality used in fighting or hunting
                                                                                                Synonyms
                                                
                                                
                                                                                                Examples
                                                
                                                                                                        - he was licensed to carry a weapon
 
                                                                                        
                                                noun
                                                the part of an armchair or sofa that supports the elbow and forearm of a seated person
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                                                noun
                                                a division of some larger or more complex organization
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                                                                                                Examples
                                                
                                                                                                        - a branch of Congress
- botany is a branch of biology
- the Germanic branch of Indo-European languages
 
                                                                                        
                                                noun
                                                the part of a garment that is attached at the armhole and that provides a cloth covering for the arm
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                                                verb
                                                prepare oneself for a military confrontation
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                                                                                                Examples
                                                
                                                                                                        - The U.S. is girding for a conflict in the Middle East
- troops are building up on the Iraqi border
 
                                                                                        
                                                verb
                                                supply with arms
                                                                                                Synonyms
                                                
                                                
                                                                                                Examples
                                                
                                                                                                        - The U.S. armed the freedom fighters in Afghanistan