A Halloween Costume is an outfit design to celebrate the fun loving side of the holiday. They are worn on or around halloween, on October 31.

Traditions dating back to the Celtics, the wearing costumes and masks for Halloween was an idea was to mimic the evil spirits.

Halloween costumes follow that very same premise by imitating scary or frightening things.

Nowadays a costume can be anything from a sexy lacy outfit to a sports outfit.

People of all ages dress up for halloween.

It has become more of an adult holiday these days. Adults hold dress up costume parties or dress up with their children when they trick or treat. Adults as old as seniors citizens are having Halloween Costume parties.