n.
- A trite or banal remark or statement, especially one expressed as if it were original or significant. See synonyms at cliché.
- Lack of originality; triteness.
[French, from plat, flat, from Old French. See plate.]
platitudinous plat'i·tu'di·nous (-tūd'n-əs, -tyūd'-) or plat'i·tu'di·nal (-tūd'n-əl, -tyūd'-) adj.platitudinously plat'i·tu'di·nous·ly adv.
The American Heritage® Dictionary of the English Language, Fourth Edition Copyright © 2007, 2000 by Houghton Mifflin Company. Updated in 2009. Published by Houghton Mifflin Company. All rights reserved.