grease monkey

brass monkey

Very cold.

cheeky monkey

An impudent person, usually a child.

elbow grease

Effort or hard work, especially physical work involving repeated motion of the forearm, such as scrubbing.

get one's monkey up

To make someone angry, annoyed or irritated.

grease payment

A bribe or extorted money, usually relatively small in amount, provided to a low-level government official or business person, in order to expedite a business decision, shipment, or other transaction, especially in a country where such payments are not unusual.

grease someone's palm

To bribe a person.

grease the skids

To create conditions likely to produce or hasten favorable future developments.

grease the wheels

To create conditions likely to produce or hasten favorable future developments.