blob
Americannoun
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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
- blobby adjective
Etymology
Origin of blob
1400–50; late Middle English; apparently expressive formation
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.
You can pick a green blob, a buff, tattooed Zane, gamer girl Kira or even virtual versions of real people such as the esports star Faker.
From The Wall Street Journal • Jan. 11, 2026
In one version of the task, for example, looking left meant the animal judged the blob to be a bunny, while looking right signaled that it looked more like a "T."
From Science Daily • Nov. 28, 2025
"People have been so busy relating to how I look, it's a miracle I didn't become a self-conscious blob of protoplasm. It's not easy being Robert Redford," he once told New York magazine.
From BBC • Sep. 16, 2025
Unfortunately, the blob proved to be much larger, and more influential, than anyone realized.
From Slate • Apr. 9, 2025
I breathe in again, though it definitely makes me feel like the hot dog I ate earlier is going to join ump guy’s blob of mucus beside me.
From "Fast Pitch" by Nic Stone
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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.