\ ˈbläb \

Definition of blob

 (Entry 1 of 2)

1a : a small drop or lump of something viscid or thick
b : a daub or spot of color
2 : something shapeless


blobbed; blobbing

Definition of blob (Entry 2 of 2)

transitive verb

: to mark with blobs : splotch

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Examples of blob in a Sentence


That blue blob in the corner of the map is the lake we're headed for. flicked a blob of jelly on the toast and began to spread it around

Recent Examples on the Web: Noun

Take just about any cell, find the nucleus, then look inside it for a dark, little blob. Joanna Klein, New York Times, "The Thing Inside Your Cells That Might Determine How Long You Live," 20 May 2018 Scoop the batter in about 6 large blobs over the peaches. Rebekah Denn, The Seattle Times, " writer Kristen Miglore’s book ‘Genius Desserts’ includes several sweet Seattle specialties," 27 Nov. 2018 On the forest floor 99 million years ago, a baby snake got trapped in a blob of sap that fell from a tree. David Grossman, Popular Mechanics, "Oldest Ever Baby Snake Discovered in Forest Amber," 19 July 2018 Today, the Persephone planter is their best-selling blob — fitting, given millennials’ habit of accumulating and Instagramming houseplants. Eliza Brooke, Vox, "Some people feel a tenderness toward bulbous candles and planters. Why?," 21 Dec. 2018 When the door opens, a brown blob shoots out like a missile, a canine version of the Pink Panther’s Cato. Sue Hertz,, "Learning to roll with Canadian June," 25 Apr. 2018 Since then, one of the pieces has been put on display, where visitors can watch the disgusting blob of fat go through changes in real time. Avery Thompson, Popular Mechanics, "Watch London's Gross Fatberg Gruesomely Transform in Real Time," 15 Aug. 2018 In it, Chelsey White who runs the Instagram account @Chelsweets, shows us how to turn blobs of colorful frosting into a watercolor-like masterpiece. Country Living, "You Will Not Be Able To Stop Watching This Mesmerizing Halloween Cake Video," 7 Oct. 2016 There's also a huge binary blob—a Windows .NET compiler—which the malware uses to compile a dynamic-link library version of the PingCastle network scanning tool for locating potentially vulnerable targets elsewhere on the network. Sean Gallagher, Ars Technica, "Unpatched systems at big companies continue to fall to WannaMine worm," 14 Sep. 2018

Recent Examples on the Web: Verb

Although seaweed is normal, seaweed blobs this thick are not. Jacob Sweet, miamiherald, "Lots of sun, and brown slimy seaweed, in the forecast for South Florida beaches," 3 July 2018

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'blob.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

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First Known Use of blob


15th century, in the meaning defined at sense 1a


15th century, in the meaning defined above

History and Etymology for blob


Middle English (Scots)

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Learn More about blob

Dictionary Entries near blob

bloated clay







Statistics for blob

Last Updated

26 Jan 2019

Look-up Popularity

Time Traveler for blob

The first known use of blob was in the 15th century

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More Definitions for blob



English Language Learners Definition of blob

somewhat informal
: a usually small amount of something thick and wet
: something that does not have a regular shape


\ ˈbläb \

Kids Definition of blob

: a small lump or drop of something thick a blob of paint

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More from Merriam-Webster on blob

Rhyming Dictionary: Words that rhyme with blob

Thesaurus: All synonyms and antonyms for blob

Spanish Central: Translation of blob

Nglish: Translation of blob for Spanish Speakers

Britannica English: Translation of blob for Arabic Speakers

Comments on blob

What made you want to look up blob? Please tell us where you read or heard it (including the quote, if possible).


irregularly rounded

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