The phrase "hunching over" is correct and can be used in written English.
You can use the phrase to describe someone's posture, such as when they are sitting. For example, "The old man was hunching over in his chair".
Manicurists and pedicurists are commonly seen hunching over, bowing and tilting their heads, and sitting in stools lower than their popliteal height.
Hunching over can lead to back and neck problems.
She's physical, hunching over, reaching out, shuffling sideways, always patient, trusting her audience to stay with her.
This is hunching over in a corner and putting your hands in front of your legs.
Hunching over can not only cause back problems but makes you look as if you have no self-confidence.
Round and round they went, hunching over their steering wheels.
Hunching over iPads with a glass of wine, most likely.
The new digital ailment is 'text neck,' strain caused by hunching over devices.
From the trees behind, a raven swoops down near where I'm hunching over the tide pools.
Some, such as "text neck" (hunching over a smartphone stresses the spine) are surely transient.
A tiny remote control lets you crop and print without hunching over the box.
