Reverse Dictionary: MEANINGLESS

ADJECTIVES
HAIVELESS senseless, meaningless → 1804 Sc.
IMPORTLESS without import or significance; trivial, unimportant; meaningless → 1606 obs.
► PURPORTLESS meaningless, pointless → 1802

NOUNS
AIRY NOTHINGS trivial or superficial remarks; meaningless compliments; matters of no consequence → c1330 
► ANODYNE a bland, inoffensive, or meaningless statement or idea → 1923
FANNY ADAMS nothing, anything meaningless, nonsense, rubbish → 1910s euphemism for ‘fuck-all’