Drummer /(?)/

Drum·mer

Drummer

n.
  1. One whose office is to best the drum, as in military exercises and marching.
  2. One who solicits custom; a commercial traveler. [Colloq. U.S.]
  3. A fish that makes a sound when caught (Zool.)
  4. A large West Indian cockroach (Blatta gigantea) which drums on woodwork, as a sexual call. (Zool.)