Bagrada hilaris, a shield bug that is harmful to plants.

(obsolete) A large, stout isopod crustacean (Aega psora), parasitic on the halibut and codfish, and formerly used by fishermen in the preparation of a salve.

Any shield bug of the family Thyreocoridae.

Phyllophaga, a genus of beetles in the subfamily Melolonthinae of the family Scarabaeidae, also known as June beetles. / The green June beetle (Cotinis nitida), of the southeastern United States

(US) Any assassin bug of the genus Arilus, large true bugs with wheel-shaped pronotal armor. They are predators upon soft-bodied insects.

(informal, finance) A person with a particularly great enthusiasm for investing in gold (the metal).

(idiomatic, informal, transitive, dismissal) Used to tell somebody to leave one alone.

(informal, intransitive) To go away.

plural of bug-bear

plural of bug screen