Dictionary

A shapeless or amorphous mass; a vague shape or amount, especially of a liquid or semisolid substance; a clump, group or collection that lacks definite shape.

In astronomy, a large cloud of gas. In particular, an extended Lyman-Alpha blob is a huge body of gas that may be the precursor to a galaxy.

A bubble; a bleb.

A small freshwater fish (Cottus bairdii); the miller's thumb.

To drop in the form of a blob or blobs

To drop a blob or blobs onto, cover with blobs.

To fall in the form of a blob or blobs.

To relax idly and mindlessly; to veg out.

Acronym of binary large object. (a data type that allows storage of binary data often of indeterminate length).

Example: I've added a BLOB so that we can store pictures.