tallow

US /ˈtæl.oʊ/
UK /ˈtæl.oʊ/
"tallow" picture
1.

a hard fatty substance made from rendered animal fat, used in making candles and soap

:
Candles were traditionally made from tallow.
Soap made with tallow can be very moisturizing.
1.

to coat or smear with tallow

:
The old sailor would tallow the ropes to protect them from the sea.
They used to tallow the leather boots to make them waterproof.