WordNet (r) 3.0 (2006):

hokum
    n 1: a message that seems to convey no meaning [syn: nonsense,
         bunk, nonsensicality, meaninglessness, hokum]

Moby Thesaurus II by Grady Ward, 1.0:

70 Moby Thesaurus words for "hokum":
   acting, balls, baloney, bilge, blague, blah, blah-blah, bop, bosh,
   buffoonery, bull, bullshit, bunk, bunkum, business,
   characterization, claptrap, crap, eyewash, flam, flapdoodle,
   flimflam, gag, gammon, gas, guff, gup, ham, hammy acting, hogwash,
   hoke, hooey, hot air, humbug, humbuggery, impersonation, jazz,
   jiggery-pokery, malarkey, mimesis, mimicking, mimicry, miming,
   moonshine, mummery, overacting, pantomiming, patter, performance,
   performing, personation, piffle, playacting, playing, poppycock,
   portrayal, projection, representation, rot, scat, shit, slapstick,
   stage business, stage directions, stage presence, stunt,
   taking a role, tommyrot, tripe, wind