RhymeZone: situs definitions

Definitions of Situ:

name: A surname (common: 1 in 100000 families; popularity rank in the U.S.: #16342)

noun: The position, especially the usual, normal position, of a body part or part of a plant.
noun: The method in which the parts of a plant are arranged.
noun: (law) The location of a property as used for taxation or other legal purposes.
noun: (real estate) The portion of an address comprising street number and street name, such as "3912 Park Drive".

(Definitions from Wiktionary)