Large muscle located at the back of the shin that includes the gastrocnemius and the soleus muscles and is connected to the heel by the Achilles tendon. This is responsible for foot plantarflexion and is instrumental in jumping.
The belly or fleshy hind part of the leg below the knee. The calf is made up mainly of the gastrocnemius muscle (which comes from the Greek "gastroknemia" meaning calf of the leg, from "gaster" (gastr-), belly, + "kneme," leg). See the entire definition of Calf