Contrary to popular belief, a "street-sweeper" is not just a large-capacity compact shotgun; the term also includes most automatic compact firearms as well (Ex: Uzi, MAC-10, Ak-47, etc). The term "street-sweeper" was given to these weapons because they are capable of spraying an alley or narrow street in one "sweep" (usually without even releasing the trigger or changing clips).

its an automatic shotgun

When a girls vagina hangs so low, do to TONS of sexual activity, she can sweep the street with it.

This, along with the short bus, ice cream truck, and the Popemobile are the pimpest rides around.

A person who, acting alone and without gang affiliation, forcibly ejects crips, bloods, pachuco boys, and other predatory criminals and terrorists from public places. He removes one or more greasy slimes at a time, either temporarily or permenantly. He works freelance, and is not a fuzz, a cop, or other deputized hireling.

Any sick Automatic weapon capable of 'Sweeping' opposing gangs, police or citizens off the 'Street'.

Guys who have to exit a bar at closing time into the street in search of girls not yet taken due to their failures all night long.