Mandolin/ˌmændəˈlɪn/ Definition 1 of 2Pro Tip 1/3Music Genre Associated with folk, bluegrass, and classical music. The mandolin's sound is perfect for our folk tunes. Pro Tip 2/3Playing Technique Plucked or strummed with a plectrum, producing a unique twang. He enchanted the audience by plucking the mandolin strings delicately. Pro Tip 3/3Orchestra Use Less common in orchestras, but adds distinct color when used. The mandolin brought an unexpected but delightful sound to the symphony.