offal

noun

1. the parts of a butchered animal that are considered inedible by human beings; carrion.
2. the parts of a butchered animal removed in dressing; viscera.
3. refuse; rubbish; garbage.

noun

1. the edible internal parts of an animal, such as the heart, liver, and tongue
2. dead or decomposing organic matter
3. refuse; rubbish

n.late 14c., “waste parts, refuse,” from off + fall (v.); the notion being that which “falls off” the butcher’s block; perhaps a translation of Middle Dutch afval.