gluteus

from WordNet (r) 3.0 (2006)

gluteus
    n 1: any one of three large skeletal muscles that form the
         buttock and move the thigh [syn: {gluteus}, {gluteus
         muscle}, {gluteal muscle}, {glute}]

from The Collaborative International Dictionary of English v.0.48

gluteus \glu*te"us\, glutaeus \glu*t[ae]"us\, 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]

   Note: 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]

from The Collaborative International Dictionary of English v.0.48

Gluteus \Glu*te"us\, n. [NL.] (Anat.)
   Same as {Glut[ae]us}.
   [1913 Webster]