Hockomock is said to mean "Place where Spirits Dwell" in the Wampanoag language. The river arises in the Hockomock Swamp, and flows south to its confluence with the Town River, which eventually joins the Taunton River to empty into Mount Hope Bay.
^U.S. Geological Survey. National Hydrography Dataset high-resolution flowline data. The National MapArchived 2012-03-29 at the Wayback Machine, accessed April 1, 2011