To cover, smear, seal, fill, or fix in place with or as if with gum.
verb, intransitive
To exude or form gum.
To become sticky or clogged.
Phrasal Verb: gum up To ruin or bungle: gum up the works.
(gŭm)
noun
The firm connective tissue covered by mucous membrane that envelops the alveolar arches of the jaw and surrounds the bases of the teeth. Also called gingiva.