*glutaeu*

‖ n. [ NL. See Gluteal. ] (Anat.) Any of several muscles in the buttocks of man and most mammals, especially the great muscle of the buttock (the gluteus maximus); also, the corresponding muscle in many lower animals. [ 1913 Webster +PJC ]

☞ In man, the gluteus is composed of three distinct parts, which extend and abduct the thigh, and help support the body in standing. [ 1913 Webster ]