Noun | 1. | gum - a preparation (usually made of sweetened chicle) for chewing Synonyms: chewing gum |
2. | gum - the tissue (covered by mucous membrane) of the jaws that surrounds the bases of the teeth Synonyms: gingiva | |
3. | gum - any of various substances (soluble in water) that exude from certain plants; they are gelatinous when moist but harden on drying | |
4. | gum - cement consisting of a sticky substance that is used as an adhesive | |
5. | gum - wood or lumber from any of various gum trees especially the sweet gum Synonyms: gumwood | |
6. | gum - any of various trees of the genera Eucalyptus or Liquidambar or Nyssa that are sources of gum Synonyms: gum tree | |
Verb | 1. | gum - grind with the gums; chew without teeth and with great difficulty; "the old man had no teeth left and mumbled his food" Synonyms: mumble |
2. | gum - exude or form gum; "these trees gum in the Spring" |