Meaning and name origin
Joss \j(o)-ss\ as a boy's name (also used as girl's name Joss), is of Old German origin, and the meaning of Joss is "a member of the Germanic tribe, the Gauts". English name that is a nickname of Jocelyn, which used to be a masculine name. Also possibly a variant of Joseph. Actor Joss Ackland.
For more information, see also the related boy name Joshua.
Joss is not a popular first name for males but a somewhat popular surname or last name for all people (#51168 out of 88799, Top 58%) (2000 U.S. Census).
Joss is also pronounced similarly to Jase▲, Jess▼ and Joos. Other suggested similar baby names are Jesse, Jessy▼, Joash, Jock, Jose, Josh▼, Josia, Josua, Josue▲, Moss and Ross▼. These names tend to be more commonly used than Joss.