plural of melon

(backgammon) A victory in backgammon achieved when the opponent has not borne off a single stone. / (rare) Backgammon (the game itself).

(biochemistry) An endogenous opioid peptide neurotransmitter found naturally in the brains of many animals, including humans; one of the two forms of enkephalin (the other being metenkephalin).

present participle of yaup