A sorcerer is a person who engages in some form of magic in an effort to connect with a deity. As with previous terms, the reference here is to Christians who align themselves with sorcerers in an effort to find a way of escape from their difficult circumstances.
8 But as for the cowardly, the faithless, the detestable, as for murderers, the sexually immoral, sorcerers, idolaters, and all liars, their portion will be in the lake that burns with fire and sulfur, which is the second death.”