👉 The term "oilier" is a technical term used in petroleum engineering and drilling to describe a well that has more oil than usual. It refers to a well where the amount of crude oil present exceeds the amount expected at the wellhead based on drilling parameters such as the type of drill pipe, depth of borehole, and other factors. The term "oilier" is often used in conjunction with a specific geographic location or geological context to describe the state of the ground around the well. For