erc-remove-server-user
erc-remove-server-user is a compiled Lisp function in `erc.el
'.
(erc-remove-server-user NICK)
This function is for internal use only.
Removes the user with nickname NICK from the `erc-server-users'
hash table. This user is not removed from the
`erc-channel-users' lists of other buffers.
See also: `erc-remove-user'.