buttocks
US /ˈbʌt.əks/
UK /ˈbʌt.əks/
1.
fesses, derrière
the two rounded fleshy parts of the human body that form the rear part of the trunk
:
•
She landed hard on her buttocks.
Elle a atterri durement sur ses fesses.
•
The doctor examined the patient's buttocks.
Le médecin a examiné les fesses du patient.