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Definition of Muscle-up
1. Noun. An exercise done for strengthening the arms and upper body, in which one lifts one's own weight while hanging from a bar to a position above the bar. ¹
¹ Source: wiktionary.com
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1. Noun. An exercise done for strengthening the arms and upper body, in which one lifts one's own weight while hanging from a bar to a position above the bar. ¹
¹ Source: wiktionary.com