forbidden
     See {forbid}
Source: WordNet® 2.0

forbid
     v 1: command against; "I forbid you to call me late at night";
          "Mother vetoed the trip to the chocolate store" [syn: {prohibit},
           {interdict}, {proscribe}, {veto}, {disallow}] [ant: {permit},
           {permit}]
     2: keep from happening or arising; have the effect of
        preventing; "My sense of tact forbids an honest answer"
        [syn: {prevent}, {forestall}, {foreclose}, {preclude}]
     [also: {forbidding}, {forbidden}, {forbade}, {forbad}]
Source: WordNet® 2.0

forbidden
     adj : excluded from use or mention; "forbidden fruit"; "in our
           house dancing and playing cards were out"; "a taboo
           subject" [syn: {out(p)}, {prohibited}, {proscribed}, {taboo},
            {tabu}, {verboten}]
Source: WordNet® 2.0