How can defining your target market help you reach your ideal customer? A target market is a specific, defined segment of people whom a company targets with its marketing efforts. In other words, defining your target market means identifying your ideal customer—the people who have an affinity for the products or services you offer. Here is how defining your target market can help you propel your sales. Originally Published: February 27, 2021Last Updated: January 22, 2026 Defining Your Target Mar