bone fat

1. 1.

   fatty matter in bones extracted with solvents or by boiling or steaming; used chiefly in candles and cheap soaps and in lubricating greases

   Broaderanimal fat

   Partsbone oil

Questions about bone fat

What does bone fat mean?

bone fat means "fatty matter in bones extracted with solvents or by boiling or steaming; used chiefly in candles and cheap soaps and in lubricating greases".

Is bone fat a common word?

bone fat is banded "Uncommon" — turns up in careful writing rather than conversation. The band comes from how often the word appears in a large corpus of everyday English, not from an editor's impression.