Pronunciation: (tal'ō), [key]
1. the fatty tissue or suet of animals.
2. the harder fat of sheep, cattle, etc., separated by melting from the fibrous and membranous matter naturally mixed with it, and used to make candles, soap, etc.
3. any of various similar fatty substances: vegetable tallow.
to smear with tallow.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.