Library /sys$common/syshlp/lse$clihelp.hlb DEFINE, TOKEN, Qualifiers, /DESCRIPTION  *Conan The Librarian (sorry for the slow response - running on an old VAX)

       /DESCRIPTION=string

    Specifies some text to be displayed along with the token name when
    the token name appears in a menu during an EXPAND operation or in
    a SHOW TOKEN display.