Outbound vessel, of a sort (5)
I believe the answer is:
aorta
(Other definitions for aorta that I've seen before include "it's drawing blood!" , "Major blood vessel" , "claret supplier" , "Main artery from heart" , "Large trunk artery" .)
I believe the answer is:
aorta
(Other definitions for aorta that I've seen before include "it's drawing blood!" , "Major blood vessel" , "claret supplier" , "Main artery from heart" , "Large trunk artery" .)