(JOSS) An early, simple, interactive calculator language developed by Charles L. Baker at Rand in 1964.There were two versions: JOSS I and JOSS II.[Connection with Johnniac?]["JOSS Users'Reference Manual", R.L. Clark, Report F-1535/9, RAND Corp (Jan 1975)].[Sammet 1969, pp. 217-226].(2004-07-11)