greaves

noun

1. (plural, plural-only)The unmeltable residue left after animal fat has been rendered.

   “Rendering is done by boiling the animal carcasses to separate the fat from the meat. At high temperatures, the fat floats as a creamy white substance called tallow, while the heavier protein sinks to the bottom, producing greaves, which can be fed to animals. Tallow is used to make candle wax or is mixed with ash and heated again to form soap.”

2. (form-of, plural)plural of greave

name

1. A surname from Old English.