buckwheat

1. An Asian plant, of the species Fagopyrum esculentum. [from 16th c.]uncountableusually

2. (cooking) The fruit of this plant used as a pseudocereal.Examples: "I'll need a few things. I'll need some mayonnaise and a silver tin of sardines, a banana. I'll need some buckwheat flapjack mix."uncountableusually

3. (Western US) Any of the wild buckwheats in the genus Eriogonum.USWesternuncountableusually

4. (slang) A slow and painful murder by the Mafia as a warning to others.Examples: "Mafia mythology has many believe that the method used to eliminate a person is often a reflection of the respect for that individual. In this case, the Profaci gunman must have witnessed a "buckwheat's" execution, where an example is being made of the victim by inflicting pain for a prolonged period."; "Mob murders are seldom buckwheats, being instead simple business matters. An exception is made, however, for murders of example, such as in the case of informers, or mobsters who hold out on gang revenues […]"slanguncountableusually

5. (derogatory, offensive, ethnic slur, US) Curly hair of a black person.USderogatoryethnicoffensivesluruncountableusually

6. (slang) Pubic hair.slanguncountableusually