n 1  :  any of three powerful triangular muscles that contribute to the adduction of the human thigh  a  :  one arising from the superior ramus of the pubis and inserted into the middle third of the linea aspera - called also adductor longus   b  :  one arising from the inferior ramus of the pubis and inserted into the iliopectineal line and the upper part of the linea aspera - called also adductor brevis   c  :  one arising from the inferior ramus of the pubis and the ischium and inserted behind the first two into the linea aspera - called also adductor magnus   2  :  any of several muscles other than the adductors of the thigh that draw a part toward the median line of the body or toward the axis of an extremity .
 
 
 
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