Synonyms for arm

noun

• any instrument or instrumentality used in fighting or hunting
• any projection that is thought to resemble a human arm
• a division of some larger or more complex organization
• the part of a garment that is attached at the armhole and that provides a cloth covering for the arm
• a human limb; technically the part of the superior limb between the shoulder and the elbow but commonly used to refer to the whole superior limb
• the part of an armchair or sofa that supports the elbow and forearm of a seated person

verb

• prepare oneself for a military confrontation
• supply with arms