a colorless or yellowish oil expressed from lard, used chiefly as a lubricant for cutting tools.
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How to use lard oil in a sentence
Lard and lard oil from animals fed on cottonseed meal may give a faint reaction.Detection of the Common Food Adulterants | Edwin M. Bruce
"I guess I best get over by that lard oil light and go to work," breathed Mrs. Comstock.A Girl Of The Limberlost | Gene Stratton Porter
To render it soft and elastic, and to improve its spinning qualities, the fiber is sprinkled with lard oil or olive oil.Textiles | William H. Dooley
Until he was seven he had been allowed a bit of glimmer, a tiny wick floating in a silver dish of lard-oil, for a night-light.Long Live the King | Mary Roberts Rinehart
Should toughness be desired, without extreme hardness, the steel may be cooled in a bath of lard oil, neatsfoot oil or fish oil.Oxy-Acetylene Welding and Cutting | Harold P. Manly