sit-up
US /ˈsɪt.ʌp/
UK /ˈsɪt.ʌp/

1.
redressement assis, abdominaux
an exercise in which you lie on your back on the floor and raise the top part of your body to a sitting position
:
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He does 50 sit-ups every morning to strengthen his core.
Il fait 50 redressements assis chaque matin pour renforcer ses abdominaux.
•
Can you do a perfect sit-up?
Peux-tu faire un redressement assis parfait ?