Three-quarter size refers to a measurement that is 75% of the standard size. This term is commonly used in various contexts, such as musical instruments, clothing, and furniture. For example, a three-quarter size guitar is smaller than a full-size guitar, making it easier for children or smaller individuals to play. In the world of clothing, three-quarter size can describe garments that fit individuals who are between standard sizes. This sizing helps accommodate a wider range of body types, ensuring a better fit for those who may not fit into traditional sizing categories.