Define depreciate: to lower in honor or esteem; to lower the price or estimated value of â depreciate in a sentence to lower in honor or esteem; to lower the price or estimated value ofâ¦ See the full definition
Definition of 'grease'. grease. Grease is a thick, oily substance which is put on the moving parts of cars and other machines in order to make them work smoothly. ...grease-stained hands. If you grease a part of a car, machine, or device, you put grease on it in order to make it work smoothly.
Look up elbow grease in Wiktionary, the free dictionary. Elbow grease is an idiom for working hard at manual labour. It is a figure of speech for humorously indicating nothing else but manual work is required.