Someone with a babing ghettobooty that can vanquish any demon that is terrorising your neighbourhood and stomping on your rose garden.
There have been some speculation as to whether Aragorn son of Arathorn is, in fact, one of this race, and not a Dúnedain at all.
Frank: "Did you see that babe walking down the street?"
Denis: "Oh yeah, What a Sanduni. Now I know who to call to vanquish demons"
Frank: "It reminds me so much of Aragorn"
Denis: "I see that"