(plural 800-pound gorillas)
- The weight in the metaphor can be varied quantitatively.
- Occasionally other nouns are substituted, most commonly elephant from another idiom, but also more context-specific nouns, such as rutabaga in an article on gardening.
- Occasionally adjectives are inserted to modify gorilla to bring the metaphor closer to the context.
a. 1971, from a riddle: "Where does an 800-pound gorilla sleep?" / "Anywhere it wants."