Definition of sit-up noun from the Oxford Advanced Learner's Dictionary



BrE BrE//ˈsɪt ʌp//
; NAmE NAmE//ˈsɪt ʌp//
(also crunch) Exercise
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an exercise for making your stomach muscles strong, in which you lie on your back on the floor and raise the top part of your body to a sitting position He does 20 sit-ups every morning. See related entries: Exercise
See the Oxford Advanced American Dictionary entry: sit-up

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