Synonym: defend, empower, equip, fortify, weapon. Antonym: disarm. Similar words: farm, farmer, armed, charm, warmth, warm up, harmony. Meaning: [ɑːm] 
n. 1. 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 2. any instrument or instrumentality used in fighting or hunting 3. an administrative division of some larger or more complex organization 4. any projection that is thought to resemble a human arm 5. the part of an armchair or sofa that supports the elbow and forearm of a seated person 6. the part of a garment that is attached at the armhole and that provides a cloth covering for the arm. v. 1. prepare oneself for a military confrontation 2. supply with arms.
n. 1. 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 2. any instrument or instrumentality used in fighting or hunting 3. an administrative division of some larger or more complex organization 4. any projection that is thought to resemble a human arm 5. the part of an armchair or sofa that supports the elbow and forearm of a seated person 6. the part of a garment that is attached at the armhole and that provides a cloth covering for the arm. v. 1. prepare oneself for a military confrontation 2. supply with arms. 
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61. Don't stay under the arm of a derrick!
62. She wound a bandage round my wounded arm.
63. The old man fell and fractured his upper arm.
64. Ricky kept his arm round her waist.
65. I seized his arm and made him turn to look at me.
66. She held up her arm and wiped her tears off.
67. He had to keep his broken arm in a sling.
68. She raised her arm up to fend branches from her eyes.
69. A nurse took her arm and led her to a chair.
70. His uncle was disabled in the civial war; he lost his left arm.
71. I was scarcely able to move my arm after the accident.
72. He was carrying a number of files under his arm .
73. You'd better wrap a clean cloth around your arm till the wound closes.
74. He hefted his right arm and took away a gun from the bookshelf.
75. It took three months for my arm to heal properly.
76. Many a night, you and the death and disease resistance, when treatment is the doctor 's arm, patrol is the relatives of the patient, monitoring health Messenger, rescue is the life guard.
77. Would a man running in the rain, also don't want to put into the arm.
78. The nurse was having trouble finding a vein in his arm.
79. He knocked a glass off the table with a brush of his coat/arm.
80. She lay curled up in the crook of his arm.
81. He brought his arm up in a futile attempt to ward off the blow.
82. He walked in with a tall blonde on his arm .
83. The cut on my arm bleed for a long time.
84. I am having a skin graft on my arm soon.
85. Wally gripped my arm,[http://sentencedict.com/arm.html] partly to restrain me and partly to reassure me.
86. She was taken to hospital with a broken arm and ribs.
87. We bought the house to arm against big price rises.
88. He raised his arm to try to deflect the blow.
89. He was able to fend off the blow with his arm.
90. Her arm was bandaged from the elbow to the fingers.