The 6/8 time signature is a musical meter that consists of six beats per measure, with each beat represented by an eighth note. This means that each measure can be divided into two groups of three eighth notes, creating a lively and flowing rhythm. It is often used in jigs and other folk dances, giving the music a bouncy feel. In 6/8 time, the first beat of each group is usually emphasized, making it feel like a strong-weak-weak pattern. This structure allows for a variety of musical expressions, making it popular in genres like classical, rock, and pop music.