biceps Meaning, Definition & Usage

  1. noun any skeletal muscle having two origins (but especially the muscle that flexes the forearm)

WordNet

Bi"ceps noun
Etymology
L., two-headed; bis twice + caput head. See Capital.
Definitions
  1. (Anat.) A muscle having two heads or origins; -- applied particularly to a flexor in the arm, and to another in the thigh.

Webster 1913