The term "David vs. Goliath" refers to a classic story from the Bible where a young shepherd named David defeats the giant warrior Goliath using only a sling and a stone. This narrative symbolizes the struggle between a smaller, weaker opponent and a larger, stronger adversary. It highlights themes of courage, skill, and the idea that determination can overcome seemingly insurmountable odds. In modern contexts, "David vs. Goliath" is often used to describe competitive situations where a smaller entity, such as a startup or underdog, challenges a much larger and established competitor. This concept resonates in various fields, including business, sports, and social movements, illustrating how innovation and tenacity can lead to unexpected victories.