Mash is presented as a personal name in Aram’s list of sons.

The lone attestation presents מַשׁ as a proper noun naming one of Aram’s sons in a genealogical list.

1. Personal name in Aram’s genealogy · dominant

   In Genesis 10:23, the form מַשׁ is tagged as a proper noun and occurs among the names introduced as Aram’s sons; the APB renders the list, “The sons of Aram were Uz, Hul, Gether, and Mash.”

   Genesis 10:23

In the Anselm Project Bible: In Genesis 10:23, the APB includes “Mash” as the final name in Aram’s list of sons; It confirms the list context rather than supplying a lexical definition.