usage: FRIEND ADDHOST <friend> [<nick>/<host>] [<nick>/<host>] ..

    This command allows you to add additional host masks to a friend's
    list of recognized masks.  If the a nick is specified instead of a
    mask, Ninja IRC will attempt to find that persion on IRC via USERHOST
    and add the host mask that they are currently using.

See Also:
    FRIEND
    FRIEND REMHOST
