Gareb ga'-reb (garebh):
One of David's "mighty men of the armies" (2 Samuel 23:38, 1 Chronicles 11:40), an "Ithrite," i.e. a member of one of the families of Kiriath-jearim (1 Chronicles 2:53). Some, however, read ha-yattiri for ha- yithri, thus making him a native of Jattir.
See IRA.