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Synonyms

brainless

American  
[breyn-lis] / ˈbreɪn lɪs /

adjective

  1. mentally weak; foolish; witless; stupid.

brainless British  
/ ˈbreɪnlɪs /

adjective

  1. stupid or foolish

"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

Other Word Forms

  • brainlessly adverb
  • brainlessness noun

Etymology

Origin of brainless

First recorded in 1400–50, brainless is from the late Middle English word braynles. See brain, -less

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.

In 1977, after the release of the album Zombie, which satirised government soldiers as obedient, brainless enforcers, his compound in the main city, Lagos, was raided.

From BBC

The meek Eagles sputtered and stalled, brainlessly frittering a time out that might have extended the game.

From The Wall Street Journal

Former England fast bowler Steven Finn, commentating on TNT, said it was "completely brainless".

From BBC

Why do we love this story so much, enough to subject ourselves to even the weirdest, most brainless versions of it that can be spun from the public domain?

From Salon

So it goes throughout this visually mammoth but brainless audio-visual excursion.

From The Wall Street Journal

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.