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weighty

[wey-tee]
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adjective, weight·i·er, weight·i·est.
  1. having considerable weight; heavy; ponderous: a weighty bundle.
  2. burdensome or troublesome: the weightier cares of sovereignty.
  3. important or momentous: weighty negotiations.
  4. having or exerting influence, power, etc.; influential: a weighty merchant of Boston.
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Origin of weighty

First recorded in 1480–90; see origin at weight, -y1
Related formsweight·i·ly, adverbweight·i·ness, nounun·weight·y, adjective

Synonyms

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3. significant, serious, grave, consequential. See heavy.

Antonyms

1, 3. light. 3. unimportant.
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

Examples from the Web for weighty

Contemporary Examples

Historical Examples

  • "Let them be supplied with all that is heavy and weighty in the ship," said Sir Nigel.

    The White Company

    Arthur Conan Doyle

  • He brought his chair to a level and pounded the desk with a weighty fist.

    Within the Law

    Marvin Dana

  • And if they essay to do so, why should not my word be at least as weighty as theirs?

    In the Valley

    Harold Frederic

  • But Mr Tite Barnacle was a buttoned-up man, and consequently a weighty one.

    Little Dorrit

    Charles Dickens

  • His words on the subject are weighty, and worthy of being held in remembrance.

    Self-Help

    Samuel Smiles


British Dictionary definitions for weighty

weighty

adjective weightier or weightiest
  1. having great weight
  2. important or momentous
  3. causing anxiety or worry
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Derived Formsweightily, adverbweightiness, noun
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Word Origin and History for weighty

adj.

"important, serious, grave," late 15c., from weight + -y (2).

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Online Etymology Dictionary, © 2010 Douglas Harper