tummymuscles
nounUK /ˈtʌmiˌmʌsəlz/
US /ˈtʌmiˌmʌsəlz/
The muscles in your belly that help you bend and sit up.
Doing a little crunch helps your tummymuscles get strong.
OTHER MEANINGS
2. The muscles you use when you laugh really hard.
My tummymuscles hurt after laughing so much.
3. A playful word for the tummy area during exercise.
Stretch your tummymuscles before you run.
4. The part of your body that feels sore after too many sit-ups.
My tummymuscles are sore from gym class.