The superior mesenteric vein, also known as (SMV) transports blood from the small intestine and the cecum. Medical SMV abbreviation meaning defined here. What does SMV mean? Get the full information of SMV acronym / abbreviation / slang definitions at AcronymsandSlang. The meaning of SMV is Squash Mosaic Virus and other meanings are located at the bottom which take place within Medical terminology and SMV has 3 different. Looking for online definition of superior mesenteric vein in the Medical Dictionary ? superior mesenteric vein explanation free.