blob
Americannoun
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blobs
plural
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a globule of liquid; bubble.
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a small lump, drop, splotch, or daub.
A blob of paint marred the surface.
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an object, especially a large one, having no distinct shape or definition.
a blob on the horizon.
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a dull, slow-witted, and uninteresting person.
verb (used with object)
noun
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a soft mass or drop, as of some viscous liquid
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a spot, dab, or blotch of colour, ink, etc
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a indistinct or shapeless form or object
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a slang word for condom
verb
Other Word Forms
Derived Forms
Inflected Forms
Nouns
Etymology
Origin of blob
1400–50; late Middle English; apparently expressive formation
Explanation
A blob is a spot, drop, or a shapeless mass of something, You can't just put blobs of paint on your canvas and call it art! Blob is often used interchangeably with glob or drop. You might top your apple pie with blobs of whipped cream, or put a blob of toothpaste on your toothbrush. And if your map appears to be just blobs of color, you might want to put your glasses on and look again. Blob first appeared as a verb in the 15th century, meaning "to mark with drops or granules," a close relation of bubble.
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.
See Examples For:
As that warm blob of ocean water hugs the coast of South America, it heats the air above, causing the pressure to drop.
From Los Angeles Times ● Jul. 22, 2026
On climate maps, it appears as a strange blue smudge in a sea of red - the so-called cold blob.
From BBC ● Jul. 14, 2026
Within minutes, sunlight transforms this material into an ionized gas shield that slows the oncoming massive blob of plasma.
From The Wall Street Journal ● Jul. 10, 2026
"That cold isn't a kind of a get-out-of-jail-free card in terms of global warming. Some of the hot extremes can actually be exacerbated by this cold blob in the Atlantic," McCarthy said.
From Barron's ● Jun. 26, 2026
The blob of students became a twisted version of a line after ten minutes, and not long after that, there were only a handful of people left waiting to get into school.
From "Anger Is a Gift" by Mark Oshiro
Players try to clear their screen of coloured blobs by lining them up and popping them, creating chain reactions called 'dairensa'.
From BBC ● Sep. 24, 2026
Seen with the naked eye from the stern of our 40-foot tour boat, the dark blobs bobbing in the restless sea didn’t look like much.
From The Wall Street Journal ● Aug. 26, 2026
My friends were skeptical as I placed the uneven, cinnamon-covered blobs in their palms.
From Salon ● Mar. 17, 2026
The Na’vi, eco-warriors with hardbodied girlfriends, fight back along with assorted alien dinosaurs, whales, squids, plants and blobs.
From Los Angeles Times ● Dec. 16, 2025
There was a marching formation now, and in their own dim body light, the rough-hewn walls of the mine tunnel swam past noiselessly, checkered with misty erratic blobs of shadow.
From "I, Robot" by Isaac Asimov
Dr. Nguyen designed a simulated model of both individual and blobbed blackworms, involving small blobs of 20 identical worms.
From New York Times ● Oct. 25, 2021
Admittedly, as that student blobbed into the man I am today, I do wonder if the sedentary Lister was the wisest role model to choose.
From The Guardian ● Sep. 21, 2017
Revelers blobbed together, migrating as Rio’s winter twilight slipped in.
From The Wall Street Journal ● Aug. 19, 2016
He said three of the students had since asked "that their images be taken out" and that they would be "pixelated or blobbed".
From BBC ● Apr. 15, 2013
Here the fresh westerlies forsook us and we bobbed and blobbed about in doldrummy weather for many days.
From The Jacket (Star-Rover) by Jack London
Dr. Ding, who studies blobbing in the much-studied nematode Caenorhabditis elegans, described her C. elegans blobs as “strongly overlapping, like a bowl of spaghetti noodles.”
From New York Times ● Oct. 25, 2021
Maisie suggested painting and I started blobbing out pretty colours.
From The Guardian ● Mar. 31, 2017
Beside her on each side, both Ess and Loo were already scribbling and blobbing ink all over their stones.
From "Orphan Island" by Laurel Snyder
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.
