Tune can refer to: A melody or tune-family A tune (folk music), a short piece of instrumental music, usually with repeating sections, and often played a number of times. British slang term, often said when referring to a piece of music that's enjoyed. Musical tuning, musical systems of tuning, and the act of tuning an instrument or voice Engine tuning, the adjustment, modification or design of internal combustion engines to yield more performance Tune, Denmark, a little Danish town near R… (More on Tune)