Short definition #2

 Short stop

The baseball or softball fielding position between second and third base (Wikipedia).

Or...

A dwarf, in a car, stopped at a red light.

Short definition #1

 Short story

A piece of prose fiction. It can typically be read in a single sitting and focuses on a self-contained incident or series of linked incidents, with the intent of evoking a single effect or mood (Wikipedia).

Or...

Any story, regardless of length, written by a dwarf.