the fife usually accompanies the drum.

A fife is genrally played alongside a drum

The fife and drum corps marched by smartly.

The fife played the high notes in the song.

A circular rail about the mainmast, to which lines and sheets were bound to and by belaying pins. It is known as the fife rail because in ships smaller than frigates, the 'music' was provided by a single fife (pipe) and drum. The 'beat' to quarters, for example, was performed by the 'fife and drum', close to the mainmast, both fifer and drummer touching the fife rail.

A fife is basically a flute without all the keys, just holes, like a recorder.