Topper /(?)/

Top·per

Topper

n.
  1. One that tops, in any sense of the verb; [Colloq.]
  2. A top hat. [Slang or Colloq.]
  3. Tobacco left in the bottom of a pipe bowl; -- so called from its being often taken out and placed on top of the newly filled bowl. Also, a cigar stump. [Slang]