What is etym: [Prob. so called as being plucked out after the animal is killed; or cf. Gael. & Ir. pluc a lump, a knot, a bunch.] The heart, liver, and lights of an animal called?

pluck — Etym: [Prob. so called as being plucked out after the animal is killed; or cf. Gael. & Ir. pluc a lump, a knot, a bunch.] The heart, liver, and lights of an animal. (Webster's 1913.)