1 of 2


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


2 of 2


blobbed; blobbing

transitive verb

: to mark with blobs : splotch

Examples of blob in a Sentence

Noun 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
One major difference, though, was that these blobs moved more sluggishly or more nimbly (depending on the material) than a bare electron, effectively acting heavier or lighter. Charlie Wood, Quanta Magazine, 27 Nov. 2023 Somehow this cylindrical blob of sweet, glistening, ruby tartness has become synonymous with America’s most gluttonous day. Ben Cohen, WSJ, 17 Nov. 2023 That galaxy, though fuzzy in their images, appeared to have two or three bright blobs within it, suggesting the FRB originated when a group of galaxies collided in the early universe. Will Sullivan, Smithsonian Magazine, 1 Nov. 2023 The other part consists of two sculptural columns made of thin wooden strips partly covered with soft-looking blobs of purplish unfired clay. Mark Jenkins, Washington Post, 18 Aug. 2023 Some of the blobs of light were pairs of Jupiter-mass objects. Quanta Magazine, 13 Nov. 2023 With all three modes decoupled, Azure sees an unknown user accessing an unknown blob of encrypted data to run unknown code within a secure enclave on Intel processors. Barath Raghavan, IEEE Spectrum, 5 Nov. 2023 Scientists first discovered the giant blobs of material in the 1980s—one beneath Africa and one beneath the Pacific Ocean, according to a statement from Arizona State University (ASU). Will Sullivan, Smithsonian Magazine, 3 Nov. 2023 Unlike the other three types of bones, however, long bones are primarily composed of compact bone and contain only small blobs of spongy bone in each of their bulky ends. Sam Walters, Discover Magazine, 3 Nov. 2023
The 30-centimeter-long adult grows out of a larva that is little more than a sesame seed–size blob with an eyespot at one end and a band of cilia around its body. Byelizabeth Pennisi,, 17 Jan. 2023 The blob-like shape is a result of spending several days in snowpack. Discover Magazine, 3 Feb. 2015 The Pacific Ocean off South America—that big blue blob on the map—resists extreme heat because of the upwelling of cold, deep waters. Matt Simon, Wired, 1 Feb. 2022 In his paper, Ehrlich drew a toxin as an amoeboid blob with small nubs jutting out of it, each differently shaped; the antibodies were like little tadpoles whose mouths sometimes fit exactly onto the nubs. Dhruv Khullar, The New Yorker, 11 Aug. 2021 See More

These examples are programmatically compiled from various online sources to illustrate current usage of the word 'blob.' Any opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback about these examples.

Word History



Middle English (Scots)

First Known Use


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


15th century, in the meaning defined above

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

Dictionary Entries Near blob

Cite this Entry

“Blob.” Dictionary, Merriam-Webster, Accessed 9 Dec. 2023.

Kids Definition


: a small lump of something thick and wet

More from Merriam-Webster on blob

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