• noun:   any of various substances (soluble in water) that exude from certain plants; they are gelatinous when moist but harden on drying
• noun:   the tissue (covered by mucous membrane) of the jaws that surrounds the bases of the teeth
• noun:   a preparation (usually made of sweetened chicle) for chewing
• noun:   any of various trees of the genera Eucalyptus or Liquidambar or Nyssa that are sources of gum
• noun:   wood or lumber from any of various gum trees especially the sweet gum
• noun:   cement consisting of a sticky substance that is used as an adhesive
• verb:   exude or form gum

  Example: "These trees gum in the Spring"

• verb:   grind with the gums; chew without teeth and with great difficulty
• name:  A surname (rare: 1 in 100000 families; popularity rank in the U.S.: #11380)

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