The term 'Gimlet Garnishes' refers to the garnish of limes that is often used to decorate a Gimlet cocktail. Limes are a citrus fruit that are widely used in cooking and cocktails, and they are known for their tart flavor. When used as a garnish, limes can add a bright, acidic flavor to a drink. The use of limes as a garnish for a Gimlet cocktail is a popular choice, as it adds a refreshing and flavorful touch to the drink.