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  • common sense
    common sense
    noun
    sound practical judgment that is independent of specialized knowledge, training, or the like; normal native intelligence.
  • Common Sense
    Common Sense
    (1776) A pamphlet written by Thomas Paine that called for the United States to declare independence from Britain immediately. Written in a brisk and pungent style, Common Sense had a tremendous impact and helped to persuade many Americans that they could successfully wage a war for their independence.
Synonyms

common sense

American  
[kom-uhn sens] / ˈkɒm ən ˈsɛns /

noun

  1. sound practical judgment that is independent of specialized knowledge, training, or the like; normal native intelligence.

common sense British  

noun

  1. plain ordinary good judgment; sound practical sense

"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

adjective

  1. inspired by or displaying sound practical sense

"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
Common Sense Cultural  

  1. (1776) A pamphlet written by Thomas Paine that called for the United States to declare independence from Britain immediately. Written in a brisk and pungent style, Common Sense had a tremendous impact and helped to persuade many Americans that they could successfully wage a war for their independence.

Other Word Forms

Etymology

Origin of common sense

1525–35; translation of Latin sēnsus commūnis, itself translation of Greek koinḕ aísthēsis

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

There are always threads of truth in arguments like these — enough to make ageism sound like common sense.

From MarketWatch • May 7, 2026

Many, perhaps most, of those sympathetic toward astrology would probably describe their relationship with it as “recreational”: they take a little advice here and there, but not seriously, and always balancing it with common sense.

From Slate • May 5, 2026

Ultimately, this comes down to common sense, in whatever situation arises.

From BBC • Mar. 31, 2026

In “Walden,” he found constant wonder in the obvious; in “Civil Disobedience,” he mined moral profundity out of common sense.

From The Wall Street Journal • Mar. 26, 2026

The water spills over the cup and I don’t even have the common sense or decency to immediately wipe it because that’s my face on the bulletin board.

From "What If It's Us" by Becky Albertalli and Adam Silvera

Definitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023

Idioms from The American Heritage® Idioms Dictionary copyright © 2002, 2001, 1995 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company.