piping

(pīˈpĭng)

1. A system of pipes, such as those used in plumbing.
2. Music
   a. The act of playing on a pipe.
   b. The music produced by a pipe when played.
3. A shrill, high-pitched sound.
4. A narrow tube of fabric, sometimes enclosing a cord, used for trimming seams and edges, as of slipcovers.
5. A tubular ribbon of icing on a pastry.

1. Music Playing on a pipe.
2. Having a high-pitched sound: the piping voices of children.
3. Tranquil; peaceful: “in this weak piping time of peace” (Shakespeare).