grease: Meaning and Definition of

grease

1. the melted or rendered fat of animals, esp. when in a soft state.
2. fatty or oily matter in general; lubricant.
3. Also calledwool, as shorn, before being cleansed of the oily matter.
4. Also calledinflammation of a horse's skin in the fetlock region, attended with an oily secretion.
5. a bribe.

1. to put grease on; lubricate: to grease the axle of a car.
2. to smear or cover with grease.
3. to cause to occur easily; smooth the way; facilitate.
4. to bribe.
5. See (def. 11).