gumming

To chew, especially of a toothless person or animal.

To deepen and enlarge the spaces between the teeth of (a worn saw), as with a gummer.

(sometimes with up) To apply an adhesive or gum to; to make sticky by applying a sticky substance to.

To stiffen with glue or gum.

(sometimes with together) To inelegantly attach into a sequence.

(with up) To impair the functioning of a thing or process.

“That cheap oil will gum up the engine valves.”

The act of chewing without teeth.

The manual removal of clay, or "gum", from cut coal.

The act of fastening with gum, especially the application of gum-water to a lithographic stone.

A disease marked by a discharge of gum, affecting stone fruit.