1. the action of chewing with gums or applying gum to something

1. present participle of gum; chewing or working with the gums instead of teeth
2. present participle of gum; applying gum or adhesive substance to something
3. present participle of gum; clogging or blocking with a sticky substance

Examples

• The baby was gumming his teething ring.
• She was gumming the envelope shut.
• The old machine kept gumming up with debris.
• Grandpa was gumming his food since he forgot his dentures.
• The sticky residue was gumming the gears.
• He spent the morning gumming labels onto packages.
• The constant gumming of the printer required frequent cleaning.