Noun. 1. vas deferens-a duct that carries spermatozoa from the epididymis to the ejaculatory duct. ductus deferens.
Judge Advocate General of the Navy. The Judge Advocate General of the Navy (JAG) is the highest-ranking uniformed lawyer in the United States Department of the Navy. The Judge Advocate General is the principal advisor to the Secretary of the Navy and the Chief of Naval Operations on legal matters pertaining to the Navy.
REQUIREMENTS. Entry into the JAG Corps is extremely competitive. The U.S. Army is currently accepting only the highest legal talent, and academic standards are very strict. In addition to academics, applicants are expected to exhibit the leadership qualities befitting Officer in service to his or her country. 1  Applicant must be a U.S. Citizen. 2  Applicant must pass a security clearance.