Meaning of GUM in English

GUM

I. ˈgəm noun

Etymology: Middle English gome, from Old English gōma palate; akin to Old High German guomo palate, and perhaps to Greek chaos abyss

Date: before 12th century

: the tissue that surrounds the necks of teeth and covers the alveolar parts of the jaws ; broadly : the alveolar portion of a jaw with its enveloping soft tissues

II. transitive verb

( gummed ; gum·ming )

Date: 1777

1. : to enlarge gullets of (a saw)

2. : to chew with the gums

III. noun

Etymology: Middle English gomme, from Middle French, from Latin cummi, gummi, from Greek kommi, from Egyptian qmyt

Date: 14th century

1.

a. : any of numerous colloidal polysaccharide substances of plant origin that are gelatinous when moist but harden on drying and are salts of complex organic acids — compare mucilage 1

b. : any of various plant exudates (as an oleoresin or gum resin)

2. : a substance or deposit resembling a plant gum (as in sticky or adhesive quality)

3.

a. : a tree (as a black gum) that yields gum

b. Australian : eucalyptus

4. : the wood or lumber of a gum ; especially : that of the sweet gum

5. : chewing gum

IV. verb

( gummed ; gum·ming )

Date: 1597

transitive verb

: to clog, impede, or damage with or as if with gum

gum up the works

intransitive verb

1. : to exude or form gum

2. : to become gummy

• gum·mer noun

Merriam-Webster's Collegiate English vocabulary.      Энциклопедический словарь английского языка Merriam Webster.