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1

gum

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noun \ˈgəm\

Definition of gum

  1. :  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



Origin of gum

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


First Known Use: before 12th century

Rhymes with gum


2

gum

verb

Definition of gum

gummedgum·ming

  1. transitive verb
  2. 1 :  to enlarge gullets of (a saw)

  3. 2 :  to chew with the gums



1777

First Known Use of gum

1777


3

gum

noun

Definition of gum

  1. 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. 2 :  a substance or deposit resembling a plant gum (as in sticky or adhesive quality)

  3. 3 a :  a tree (as a black gum) that yields gum b Australian :  eucalyptus

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

  5. 5 :  chewing gum



Origin of gum

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


First Known Use: 14th century


4

gum

verb

Definition of gum

gummedgum·ming

  1. transitive verb
  2. :  to clog, impede, or damage with or as if with gum <gum up the works>

  3. intransitive verb
  4. 1 :  to exude or form gum

  5. 2 :  to become gummy

gum·mer noun


1597

First Known Use of gum

1597




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