mh-junk-process-blacklist

mh-junk-process-blacklist is an autoloaded compiled Lisp function in `mh-junk.el'.

(mh-junk-process-blacklist RANGE)

Blacklist RANGE as spam.
This command trains the spam program in use (see the option
`mh-junk-program') with the content of RANGE and then handles the
message(s) as specified by the option `mh-junk-disposition'.