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.

Definitions of blob

n an indistinct shapeless form

Type of:
amorphous shape
an ill-defined or arbitrary shape

v make a spot or mark onto

blot, fleck, spot
produce or leave stains
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blotch or spot
defile, maculate, stain, sully, tarnish
make dirty or spotty, as by exposure to air; also used metaphorically
bespeckle, speckle
mark with small spots
bespatter, spatter
spot, splash, or soil
tarnish or stain
Type of:
change surface
undergo or cause to undergo a change in the surface

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