Tune/tuːn/ Definition 1 of 5Pro Tip 1/3Emotion Expresser 'Tune' can evoke feelings or memories, as songs are tied to emotions. That tune always takes me back to summer holidays. Pro Tip 2/3Cultural Ties Different cultures have tunes for specific occasions like weddings or holidays. The bagpiper played a traditional Scottish tune at the ceremony. Pro Tip 3/3Catchy Melody A 'catchy tune' is memorable and easy to sing along to. The radio played a catchy tune that got stuck in my head.