noun
lubricant
LOOB-rih-kuhnt
noun
1
A substance, such as oil or grease, applied between surfaces to cut down friction and wear.
"Mechanics apply lubricant to gears so they don't grind against each other."
"A drop of lubricant fixed the squeak in the door hinge."
2
A gel or liquid used to reduce friction during sexual activity.
"The pharmacy stocks several brands of personal lubricant."
How to Use Lubricant
Learner’s notesIn plain EnglishAnything applied to surfaces to make them slide smoothly instead of grinding.
Common pairings
engine lubricant
personal lubricant
apply lubricant
Word Forms
lubricants plural
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Mechanics apply _____ to gears so they don't grind against each other.
Etymology
From the verb "lubricate" plus the suffix "-ant," which marks something that performs an action.