A visual image or representation; painted, sketched, photographed or otherwise placed onto a flat two dimensional surface. Often it is said that a picture is WORTH a thousand words. This is, however, a fairly meager appraisal once one remembers that it is also often said that talk is CHEAP.

A sample of a drug like weed which a dealer will ask for in order to see whether the product is any good.

a graphical representation

1. A visual representation or image painted, drawn, photographed, or otherwise rendered on a flat surface.
2. To visualize or imagine.
3. A movie.

To fart on or at someone.

Means imagine, the word picture is used as a verb because imagine could mean: make you an image/picture of...

Used by 2Pac, in exemple in his song Picture me rollin

a photograph