Syntax: %bDROP <channel> [password]%b

Cancels the registration of %b<channel>%b.  Only a
channel founder may %bDROP%b a channel.  Also,
the founder must %bIDENTIFY%b before using this
command, or supply the correct channel password.
%+a%b* * * *%b
%+aAdministrators may drop any channel using
%+a%bDROP <channel>%b.
