What is the meaning of Grease?

Animal fat in a melted or soft state.

Any oily or fatty matter.

Shorn but not yet cleansed wool.

Inflammation of a horse's heels, also known as scratches or pastern dermatitis.

Money.

Synonym of fat (“work containing much blank, profitable to the compositor”).

To put grease or fat on something, especially in order to lubricate.

To bribe.

To cause to go easily; to facilitate.

To perform a landing extraordinarily smoothly.

To kill.

 To have sexual intercourse with.

To cheat or cozen; to overreach.

To affect (a horse) with grease, the disease.

To depart or slip away.

Source: wiktionary.org