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1. Smeared with oil or grease to reduce friction
   "A perfectly lubricated bearing should follow the laws of fluid friction";
   - greased

1. Have lubricating properties
   "the liquid in this can lubricates well"
    
2. Apply a lubricant to
   "lubricate my car";
   - lube
    
3. Make slippery or smooth through the application of a lubricant
   "lubricate the key"

Type of: alter, be, change, fill, fill up, modify

Antonym: unlubricated

Encyclopedia: Lubricate