n. 1. A trite or banal remark or statement, especially one expressed as if it were original or significant. See Synonyms at cliché. 2. Lack of originality; triteness: "a passage of platitude which no critical prejudgment can force us to admire" (Edgar Allan Poe). plat′i·tudi·nous (-tdn-əs, -tyd-), plat′i·tudi·nal (-tdn-əl, -tyd-) adj. plat′i·tudi·nous·ly adv. |
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