How to sign: a message that seems to convey no meaning
Similiar / Same: nonsense, nonsensicality, hokum, bunk
Categories: content, message, subject matter, substance
Within this category: absurdity, amphigory, balderdash, baloney, buzzword, cobblers, crock, fa la, gibberish, incoherence, jabberwocky, mummery, palaver, rigmarole, shmegegge, stuff