1 B2 neutral
To apply lubricant to a mechanical part or surface so it operates smoothly.
"You need to lube up the bike chain before the race or it will snap."
separable
lube up
B2 informal separable transitive/intransitive
To apply lubricant to something or someone to reduce friction or ease movement.
In plain English
Put slippery stuff (like oil or grease) on something so it moves easily or doesn't hurt.
What does "lube up" mean?
2 meanings, ordered from most common to least. Color-coded by CEFR level.
2 B2 informal
To apply lubricant or oil to the body, skin, or muscles, especially before physical activity or a medical procedure.
"Athletes often lube up their shoulders before a long-distance swim."
separable
Literal vs figurative
Words literally mean
Apply lubricant upward/completely — 'up' signals thoroughness or completion.
Actually means
Put slippery stuff (like oil or grease) on something so it moves easily or doesn't hurt.
Usage tip
Used in mechanical contexts (engines, hinges) and also in athletic or medical contexts (e.g., applying lubricant before a procedure or race). Can be used reflexively ('lube yourself up'). May carry a vulgar connotation in some contexts, so register awareness is important.
Words that pair with "lube up"
Natural word combinations native speakers use most often.
engine chain joints hinges gears skin
How to conjugate "lube up"
The five tense forms you'll use most often.
Base
lube up
I/you/we/they
3rd person
lubes up
he/she/it
Past simple
lubed up
yesterday
Past participle
lubed up
have + pp
-ing form
lubing up
continuous
Hear "lube up" in the wild
Listen to native speakers using "lube up" in real YouTube videos — click a clip to watch it on Looplines.
Other ways to say "lube up"
Swap in when you want variety — tap a linked one to explore it.
Keep exploring
Jump to every phrasal verb built on the same verb, particle, or level.