/krus, kroohs/ , n. , pl. crura /kroor"euh/ . Anat., Zool.
1. the part of the leg or hind limb between the femur or thigh and the ankle or tarsus; shank.
2. a limb or process, as of a bone or other structure.
3. any of various parts likened to a leg or to a pair of legs.
[ 1680-90; ]