gumming

Noun

 * 1) The act of chewing without teeth.
 * 2)  The manual removal of clay, or "gum", from cut coal.
 * 3) The act of fastening with gum, especially the application of gum-water to a lithographic stone.
 * 4) A disease marked by a discharge of gum, affecting stone fruit.
 * 1) A disease marked by a discharge of gum, affecting stone fruit.