—n. 1. the young of certain animals, as the bear, lion, or tiger.
2. a young shark.
3. a young and inexperienced person, esp. a callow youth or young man.
4. a young person serving as an apprentice.
5. See cub reporter. 6. See cub scout. 7. (cap.) Trademark. Aeron. any small, light monoplane with a high wing, a single engine, and an enclosed cabin.
—v.i. 1. to work as a cub reporter.
2. (of a female bear, lion, tiger, etc.) to give birth to a cub or cubs.
3. to hunt fox cubs.