The word "crude" means something that is in a raw or unrefined state. It can refer to things that are primitive, basic, or lacking sophistication. Full definition
He sold 44 percent of the stock around the lows of crude oil in 2009, and the rest over a period of time until 2013. (oilprice.com)
But gasoline is not the only product that gets less expensive when the price of crude oil falls. (entrepreneur.com)
Too many executives lost sight of this fact in the decade before the price dropped, and even with crude prices topping $ 100 per barrel, failed to deliver adequate returns. (bain.com)