A Gum

1. (chiefly uncountable) Any of various viscous or sticky substances that are exuded by certain plants.
2. (chiefly uncountable) Any viscous or sticky substance resembling those that are exuded by certain plants.
3. (chiefly uncountable) Chewing gum.
4. (countable) A single piece of chewing gum.
5. (South Africa, often in the plural) A gummi candy.
6. (US, dialect, Southern US) A hive made of a section of a hollow gum tree; hence, any roughly made hive.
7. (US, dialect, Southern US) A vessel or bin made from a hollow log.
8. (US, dialect) A rubber overshoe.