Synonyms/Hypernyms (Ordered by Estimated Frequency) of noun motor_oil

1 sense of motor oil

Sense 1
motor oil -- (oil used to lubricate the moving parts of a motor)
       => oil -- (a slippery or viscous liquid or liquefiable substance not miscible with water)
       => lubricant, lubricator, lubricating substance, lube -- (a substance capable of reducing friction by making surfaces smooth or slippery)