Guitar/ɡɪˈtɑːr/ Definition 1 of 2Pro Tip 1/3Varieties Guitars come in many forms, like classical, acoustic, electric, each with a distinct sound. His electric guitar screamed during the solo. Pro Tip 2/3Playing Techniques Guitar playing involves techniques such as strumming, picking, and fingerstyle. She was fingerpicking a melody on her guitar. Pro Tip 3/3Cultural Icon Guitars are iconic in many music genres like rock, blues, and country. A guitar riff launched the rock anthem.