A contest is a competition or a way to determine a winner through a fair and organized event where people or teams compete against each other to showcase their skills or abilities. Full definition
Following them on social media won't only alert you about the latest promotions, but you'll also be able to participate in contests for the chance to win free airfare. (thatbackpacker.com)
We've teamed up with some other sites to give you a full list of contests for a chance to win free stuff. (blog.thebehemoth.com)
I entered the manuscript in a handful of contests with such publishers. (writingismydrink.com)