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Synonyms

blah

American  
[blah] / blɑ /

noun

  1. nonsense; rubbish.

    What they say is blah.
    Synonyms:
    bosh, twaddle, eyewash, hooey, humbug, bunkum

  2. the blahs, a feeling of physical uneasiness, general discomfort, or mild depression; malaise.

    After the long weekend many workers had the Monday-morning blahs.

adjective

  1. insipid; dull; uninteresting.

blah British  
/ blɑː /

noun

  1. worthless or silly talk; claptrap

"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. uninteresting; insipid

"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

verb

  1. (intr) to talk nonsense or boringly

"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

Etymology

Origin of blah

First recorded in 1915–20; imitative

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.

Blah, blah, life is sad—well, not anymore, because we’re kicking off 2026 primary season with Texas Week!

From Slate • Feb. 7, 2026

I’m either fully stressed out or feeling a bit blah.

From The Wall Street Journal • Dec. 18, 2025

After being manager of the season the year before, it was all very blah.

From BBC • Dec. 17, 2025

And my mom had a photographic memory, so she would be like, “This film is from 1940,” blah blah blah.

From Los Angeles Times • May 20, 2025

“I’m pretty sure pi is, uh, 3.1415 blah blah blah. The number goes on forever, but the sphere has only five rings, so that should be enough, if I’m right.”

From "The Mark of Athena" by Rick Riordan

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.