ALL meanings of psoas
pso·as
P p - noun plural psoas either of two muscles, one on each side of the loin, extending internally from the sides of the spinal column to the upper end of the femur, which assist in flexing and rotating the thigh and flexing the trunk on the pelvis. 1
- noun psoas either of two muscles of the loins that aid in flexing and rotating the thigh 0
- noun psoas either of two muscles attached to the lower spinal column, esp. the one that controls certain movements of the thigh 0