vas deferens

tube that carries sperm between the testes and the urethra

The vas deferens (plural: vasa deferentia), also called ductus deferens, (Latin: "carrying-away vessel") is part of the male anatomy of some species, including humans.
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Vas def·er·ens n. pl. vasa def·er·en·ti·a The main secretory duct of the testicle, through which semen is carried from the epididymis to the [more]Vas deferens - Community and Resources

Noun
1. a duct that carries spermatozoa from the epididymis to the ejaculatory duct
(synonym) ductus deferens
(hypernym) duct, epithelial duct, canal, channel
(part-holonym) seminal duct

A coiled tube that carries the sperm out of the testes.