Burnish/ˈbɜːrnɪʃ/ Definition 1 of 2Pro Tip 1/3Physical Action Burnish involves a physical process, often with tools like cloths. The jeweler burnished the ring meticulously. Pro Tip 2/3Repeated Motion The action often requires repeated strokes to achieve the desired shine. He burnished the ancient coin repeatedly. Pro Tip 3/3Visual Result The result of burnishing is usually visually noticeable – a glossy finish. The floors burnished to a high sheen.