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1. an arm and a leg, a great deal of money: to cost an arm and a leg. 2. arm in arm, with arms linked together or intertwined: They walked along arm in arm. 3. at arm's length, on terms lacking in intimacy; at a distance: to keep business associates at arm's length. 4. in the arms of Morpheus, asleep.5. put the arm on, Slang. a. to solicit or borrow money from.. arm in arm, with arms linked together or intertwined: They walked along arm in arm. 3. at arm's length, on terms lacking in intimacy; at a distance: to keep business associates at arm's length. 4. in the arms of Morpheus, asleep. 5. put the arm on, Slang.
Female Marines will be allowed to do the flexed-arm hang instead of pull-ups this year. With the arm hang, a person grabs the bar with both hands and pulls their body up and holds their chin above the bar for as long as possible. If a female Marine can hold that flexed-arm hang for 70 seconds, she scores 100 points; 60 seconds, 80 points; 30 seconds, 30 points -- see chart.