verb
(figurative) To embellish or vary (something) by interspersing or mixing another thing with it; also, to intersperse or mix (something) into another thing to embellish or vary it; to interweave, to mingle.
To naturally intersperse (an animal's flesh or muscle) with layers of fat.
To place pieces of bacon, fat, etc., into (lean meat) before cooking; also, to place (pieces of bacon, fat, etc.) into lean meat before cooking.
noun
(obsolete, rare) The abdominal fat of an animal.