Wiktionary
elbow bone
n. 1 (context anatomy English) ulna, the main forearm bone. 2 (context anatomy English) olecranon, at the elbow end of the ulna.
WordNet
elbow bone
n. the inner and longer of the two bones of the human forearm [syn: ulna]
Usage examples of "elbow bone".
A smashed elbow bone, covered now by the sand of the wash, lies among the debris of a pack-rat's nest, and where the manzanita grew there is a whitened skull.