Meaningless
51doesn't mean anything — meaningless, unimportant, trivial …
52empty gesture — meaningless action …
53empty promises — meaningless promises, promises with no foundation …
54empty rhetoric — meaningless words, empty words …
55empty talk — meaningless words, insincere words …
56garbage characters — meaningless random characters which are created as a result of a malfunction …
57hocus pocus — meaningless words used as a formula by conjurers; sleight of hand, trickery …
58full of bull — Meaningless talk, boastfulness …
59full of hot air — Meaningless talk, boastfulness …
60bleeding — Meaningless adj. or adv. to add emph. Also adv …