The verb forbid has 2 senses (first 2 from tagged texts)
1. (15) forbid, prohibit, interdict, proscribe, veto, disallow -- (command against; "I forbid you to call me late at night"; "Mother vetoed the trip to the chocolate store")
2. (1) prevent, forestall, foreclose, preclude, forbid -- (keep from happening or arising; make impossible; "My sense of tact forbids an honest answer"; "Your role in the projects precludes your involvement in the competitive project")