'Crus' definitions:
Definition of 'crus'
(from WordNet)
noun
The leg from the knee to foot
Definition of 'Crus'
From: GCIDE
- Crus \Crus\ (kr?s), n.; pl. Crura (kr?"r?). [L., the leg.] (Anat.) (a) That part of the hind limb between the femur, or thigh, and the ankle, or tarsus; the shank. (b) Often applied, especially in the plural, to parts which are supposed to resemble a pair of legs; as, the crura of the diaphragm, a pair of muscles attached to it; crura cerebri, two bundles of nerve fibers in the base of the brain, connecting the medulla and the forebrain. [1913 Webster]