The inner, soft portion of oilseeds which carries the oil and protein; an alternative term is ‘meats’.
The term in question is a polite appellation for the organ known anatomically as the kidney or testicle. This nomenclature is applied to these organs when they are derived from a rooster or a young sheep. Additionally, it is worth noting that the word can also refer to a hard, indigestible seed or pit found within certain fruits.