Blob (noun)

1. A small drop or lump of a thick liquid.
2. An undefined, shapeless mass or thing.

Origin:

Late 18th century (as a verb in the sense "make a blob or blots"): of unknown origin.

Examples:

1. She put a blob of ketchup on her plate.
2. The paint on the canvas was just a bunch of blobs.
3. The unknown creature in the lake was just a blob on the sonar.
4. The data was just a bunch of blobs on the graph.
5. The blob of dough was shaped into a ball before baking.