brownie

1. A small square piece of rich cake, usually made with chocolate. (countable) · Order for the brownie was placed but it took half an hour to prepare it.
2. A mythical creature, a helpful elf who would secretly do people's housework for them. (countable, uncountable)
3. A copper coin, brown in colour; a penny, halfpenny, or cent. (countable, uncountable)
4. A household spirit or revered ancestor. (countable, uncountable)
5. Any of various lycaenid butterflies of the Eurasian genus Miletus. (countable, uncountable)
6. A brown trout (Salmo trutta). (countable, informal, uncountable)
7. A widow rockfish (Sebastes entomelas), a fish in the family Sebastidae. (countable, informal, uncountable)
8. A person with brown skin. (countable, uncountable)

Plural brownies